中考重要的物理公式，和化学公式 中考物理化学公式大全
\u4e2d\u8003\u7269\u7406\u3001\u5316\u5b66\u4e2d\u6700\u91cd\u8981\u7684\u516c\u5f0f\u6709\u54ea\u4e9b\uff1f\u697c\u4e3b\uff0c\u4f60\u9677\u5165\u4e86\u4e00\u4e2a\u8bef\u533a\uff0c\u6ca1\u6709\u4efb\u4f55\u4e00\u4e2a\u5316\u5b66\u65b9\u7a0b\u5f0f\u662f\u4e0d\u91cd\u8981\u7684\uff0c\u4e5f\u6ca1\u6709\u4e00\u4e2a\u5316\u5b66\u5f0f\u662f\u6700\u91cd\u8981\u7684\uff0c\u5982\u679c\u4f60\u60f3\u5b66\u597d\u5316\u5b66\uff0c\u6bcf\u4e00\u4e2a\u65b9\u7a0b\u5f0f\u90fd\u5fc5\u987b\u7262\u8bb0\uff01
\u521d\u4e2d\u7269\u7406\u516c\u5f0f\u5927\u5168
[\u5206\u4eab]\u521d\u4e2d\u7269\u7406\u516c\u5f0f
\u7269\u7406\u91cf \u8ba1\u7b97\u516c\u5f0f \u5907\u6ce8
\u901f\u5ea6 \u03c5= S / t 1m / s = 3.6 Km / h
\u58f0\u901f\u03c5= 340m / s
\u5149\u901fC = 3\u00d7108 m /s
\u5bc6\u5ea6 \u03c1= m / V 1 g / c m3 = 103 Kg / m3
\u5408\u529b F = F1 - F2
F = F1 + F2 F1\u3001F2\u5728\u540c\u4e00\u76f4\u7ebf\u7ebf\u4e0a\u4e14\u65b9\u5411\u76f8\u53cd
F1\u3001F2\u5728\u540c\u4e00\u76f4\u7ebf\u7ebf\u4e0a\u4e14\u65b9\u5411\u76f8\u540c
\u538b\u5f3a p = F / S
p =\u03c1g h p = F / S\u9002\u7528\u4e8e\u56fa\u3001\u6db2\u3001\u6c14
p =\u03c1g h\u9002\u7528\u4e8e\u7ad6\u76f4\u56fa\u4f53\u67f1
p =\u03c1g h\u53ef\u76f4\u63a5\u8ba1\u7b97\u6db2\u4f53\u538b\u5f3a
1\u6807\u51c6\u5927\u6c14\u538b = 76 cmHg\u67f1 = 1.01\u00d7105 Pa = 10.3 m\u6c34\u67f1
\u6d6e\u529b \u2460 F\u6d6e = G \u2013 F
\u2461\u6f02\u6d6e\u3001\u60ac\u6d6e\uff1aF\u6d6e = G
\u2462 F\u6d6e = G\u6392 =\u03c1\u6db2g V\u6392
\u2463\u636e\u6d6e\u6c89\u6761\u4ef6\u5224\u6d6e\u529b\u5927\u5c0f \uff081\uff09\u5224\u65ad\u7269\u4f53\u662f\u5426\u53d7\u6d6e\u529b
\uff082\uff09\u6839\u636e\u7269\u4f53\u6d6e\u6c89\u6761\u4ef6\u5224\u65ad\u7269\u4f53\u5904
\u4e8e\u4ec0\u4e48\u72b6\u6001
\uff083\uff09\u627e\u51fa\u5408\u9002\u7684\u516c\u5f0f\u8ba1\u7b97\u6d6e\u529b
\u7269\u4f53\u6d6e\u6c89\u6761\u4ef6\uff08\u524d\u63d0\uff1a\u7269\u4f53\u6d78\u6ca1\u5728\u6db2\u4f53\u4e2d\u4e14\u53ea\u53d7\u6d6e\u529b\u548c\u91cd\u529b\uff09\uff1a
\u2460F\u6d6e\uff1eG\uff08\u03c1\u6db2\uff1e\u03c1\u7269\uff09\u4e0a\u6d6e\u81f3\u6f02\u6d6e \u2461F\u6d6e =G\uff08\u03c1\u6db2 =\u03c1\u7269\uff09\u60ac\u6d6e
\u2462F\u6d6e \uff1c G\uff08\u03c1\u6db2 \uff1c \u03c1\u7269\uff09\u4e0b\u6c89
\u6760\u6746\u5e73\u8861\u6761\u4ef6 F1 L1 = F2 L 2 \u6760\u6746\u5e73\u8861\u6761\u4ef6\u4e5f\u53eb\u6760\u6746\u539f\u7406
\u6ed1\u8f6e\u7ec4 F = G / n
F =\uff08G\u52a8 + G\u7269\uff09/ n
SF = n SG \u7406\u60f3\u6ed1\u8f6e\u7ec4
\u5ffd\u7565\u8f6e\u8f74\u95f4\u7684\u6469\u64e6
n\uff1a\u4f5c\u7528\u5728\u52a8\u6ed1\u8f6e\u4e0a\u7ef3\u5b50\u80a1\u6570
\u529f W = F S = P t 1J = 1N•m = 1W•s
\u529f\u7387 P = W / t = F\u03c5 1KW = 103 W\uff0c1MW = 103KW
\u6709\u7528\u529f W\u6709\u7528 = G h\uff08\u7ad6\u76f4\u63d0\u5347\uff09= F S\uff08\u6c34\u5e73\u79fb\u52a8\uff09= W\u603b \u2013 W\u989d =\u03b7W\u603b
\u989d\u5916\u529f W\u989d = W\u603b \u2013 W\u6709 = G\u52a8 h\uff08\u5ffd\u7565\u8f6e\u8f74\u95f4\u6469\u64e6\uff09= f L\uff08\u659c\u9762\uff09
\u603b\u529f W\u603b= W\u6709\u7528+ W\u989d = F S = W\u6709\u7528 / \u03b7
\u673a\u68b0\u6548\u7387 \u03b7= W\u6709\u7528 / W\u603b
\u03b7=G /\uff08n F\uff09
= G\u7269 /\uff08G\u7269 + G\u52a8\uff09 \u5b9a\u4e49\u5f0f
\u9002\u7528\u4e8e\u52a8\u6ed1\u8f6e\u3001\u6ed1\u8f6e\u7ec4
\u4e2d\u8003\u7269\u7406\u6240\u6709\u7684\u516c\u5f0f
\u7279\u70b9\u6216\u539f\u7406 \u4e32\u8054\u7535\u8def \u5e76\u8054\u7535\u8def
\u65f6\u95f4\uff1at t=t1=t2 t=t1=t2
\u7535\u6d41\uff1aI I = I 1= I 2 I = I 1+ I 2
\u7535\u538b\uff1aU U = U 1+ U 2 U = U 1= U 2
\u7535\u8377\u91cf\uff1aQ\u7535 Q\u7535= Q\u75351= Q\u75352 Q\u7535= Q\u75351+ Q\u75352
\u7535\u963b\uff1aR R = R 1= R 2 1/R=1/R1+1/R2 [R=R1R2/(R1+R2)]
\u7535\u529f\uff1aW W = W 1+ W 2 W = W 1+ W 2
\u7535\u529f\u7387\uff1aP P = P 1+ P 2 P = P 1+ P 2
\u7535\u70ed\uff1aQ\u70ed Q\u70ed= Q\u70ed1+ Q\u70ed 2 Q\u70ed= Q\u70ed1+ Q\u70ed 2
\u7269\u7406\u91cf\uff08\u5355\u4f4d\uff09 \u516c\u5f0f \u5907\u6ce8 \u516c\u5f0f\u7684\u53d8\u5f62
\u901f\u5ea6V\uff08m/S\uff09 v= S\uff1a\u8def\u7a0b/t\uff1a\u65f6\u95f4
\u91cd\u529bG
\uff08N\uff09 G=mg m\uff1a\u8d28\u91cf
g\uff1a9.8N/kg\u6216\u800510N/kg
\u5bc6\u5ea6\u03c1
\uff08kg/m3\uff09 \u03c1=
m\uff1a\u8d28\u91cf
V\uff1a\u4f53\u79ef
\u5408\u529bF\u5408
\uff08N\uff09 \u65b9\u5411\u76f8\u540c\uff1aF\u5408=F1+F2
\u65b9\u5411\u76f8\u53cd\uff1aF\u5408=F1\u2014F2 \u65b9\u5411\u76f8\u53cd\u65f6\uff0cF1>F2
\u6d6e\u529bF\u6d6e
(N) F\u6d6e=G\u7269\u2014G\u89c6 G\u89c6\uff1a\u7269\u4f53\u5728\u6db2\u4f53\u7684\u91cd\u529b
\u6d6e\u529bF\u6d6e
(N) F\u6d6e=G\u7269 \u6b64\u516c\u5f0f\u53ea\u9002\u7528
\u7269\u4f53\u6f02\u6d6e\u6216\u60ac\u6d6e
\u6d6e\u529bF\u6d6e
(N) F\u6d6e=G\u6392=m\u6392g=\u03c1\u6db2gV\u6392 G\u6392\uff1a\u6392\u5f00\u6db2\u4f53\u7684\u91cd\u529b
m\u6392\uff1a\u6392\u5f00\u6db2\u4f53\u7684\u8d28\u91cf
\u03c1\u6db2\uff1a\u6db2\u4f53\u7684\u5bc6\u5ea6
V\u6392\uff1a\u6392\u5f00\u6db2\u4f53\u7684\u4f53\u79ef
(\u5373\u6d78\u5165\u6db2\u4f53\u4e2d\u7684\u4f53\u79ef)
\u6760\u6746\u7684\u5e73\u8861\u6761\u4ef6 F1L1= F2L2 F1\uff1a\u52a8\u529b L1\uff1a\u52a8\u529b\u81c2
F2\uff1a\u963b\u529b L2\uff1a\u963b\u529b\u81c2
\u5b9a\u6ed1\u8f6e F=G\u7269
S=h F\uff1a\u7ef3\u5b50\u81ea\u7531\u7aef\u53d7\u5230\u7684\u62c9\u529b
G\u7269\uff1a\u7269\u4f53\u7684\u91cd\u529b
S\uff1a\u7ef3\u5b50\u81ea\u7531\u7aef\u79fb\u52a8\u7684\u8ddd\u79bb
h\uff1a\u7269\u4f53\u5347\u9ad8\u7684\u8ddd\u79bb
\u52a8\u6ed1\u8f6e F= \uff08G\u7269+G\u8f6e\uff09
S=2 h G\u7269\uff1a\u7269\u4f53\u7684\u91cd\u529b
G\u8f6e\uff1a\u52a8\u6ed1\u8f6e\u7684\u91cd\u529b
\u6ed1\u8f6e\u7ec4 F= \uff08G\u7269+G\u8f6e\uff09
S=n h n\uff1a\u901a\u8fc7\u52a8\u6ed1\u8f6e\u7ef3\u5b50\u7684\u6bb5\u6570
\u673a\u68b0\u529fW
\uff08J\uff09 W=Fs F\uff1a\u529b
s\uff1a\u5728\u529b\u7684\u65b9\u5411\u4e0a\u79fb\u52a8\u7684\u8ddd\u79bb
\u6709\u7528\u529fW\u6709
\u603b\u529fW\u603b W\u6709=G\u7269h
W\u603b=Fs \u9002\u7528\u6ed1\u8f6e\u7ec4\u7ad6\u76f4\u653e\u7f6e\u65f6
\u673a\u68b0\u6548\u7387 \u03b7= \u00d7100%
\u529f\u7387P
\uff08w\uff09 P=
W\uff1a\u529f
t\uff1a\u65f6\u95f4
\u538b\u5f3ap
\uff08Pa\uff09 P=
F\uff1a\u538b\u529b
S\uff1a\u53d7\u529b\u9762\u79ef
\u6db2\u4f53\u538b\u5f3ap
\uff08Pa\uff09 P=\u03c1gh \u03c1\uff1a\u6db2\u4f53\u7684\u5bc6\u5ea6
h\uff1a\u6df1\u5ea6\uff08\u4ece\u6db2\u9762\u5230\u6240\u6c42\u70b9
\u7684\u7ad6\u76f4\u8ddd\u79bb\uff09
\u70ed\u91cfQ
\uff08J\uff09 Q=cm\u25b3t c\uff1a\u7269\u8d28\u7684\u6bd4\u70ed\u5bb9 m\uff1a\u8d28\u91cf
\u25b3t\uff1a\u6e29\u5ea6\u7684\u53d8\u5316\u503c
\u71c3\u6599\u71c3\u70e7\u653e\u51fa
\u7684\u70ed\u91cfQ\uff08J\uff09 Q=mq m\uff1a\u8d28\u91cf
q\uff1a\u70ed\u503c
\u5e38\u7528\u7684\u7269\u7406\u516c\u5f0f\u4e0e\u91cd\u8981\u77e5\u8bc6\u70b9
\u4e00\uff0e\u7269\u7406\u516c\u5f0f
\u5355\u4f4d\uff09 \u516c\u5f0f \u5907\u6ce8 \u516c\u5f0f\u7684\u53d8\u5f62
\u4e32\u8054\u7535\u8def
\u7535\u6d41I\uff08A\uff09 I=I1=I2=\u2026\u2026 \u7535\u6d41\u5904\u5904\u76f8\u7b49
\u4e32\u8054\u7535\u8def
\u7535\u538bU\uff08V\uff09 U=U1+U2+\u2026\u2026 \u4e32\u8054\u7535\u8def\u8d77
\u5206\u538b\u4f5c\u7528
\u4e32\u8054\u7535\u8def
\u7535\u963bR\uff08\u03a9\uff09 R=R1+R2+\u2026\u2026
\u5e76\u8054\u7535\u8def
\u7535\u6d41I\uff08A\uff09 I=I1+I2+\u2026\u2026 \u5e72\u8def\u7535\u6d41\u7b49\u4e8e\u5404
\u652f\u8def\u7535\u6d41\u4e4b\u548c\uff08\u5206\u6d41\uff09
\u5e76\u8054\u7535\u8def
\u7535\u538bU\uff08V\uff09 U=U1=U2=\u2026\u2026
\u5e76\u8054\u7535\u8def
\u7535\u963bR\uff08\u03a9\uff09 = + +\u2026\u2026
\u6b27\u59c6\u5b9a\u5f8b I=
\u7535\u8def\u4e2d\u7684\u7535\u6d41\u4e0e\u7535\u538b
\u6210\u6b63\u6bd4\uff0c\u4e0e\u7535\u963b\u6210\u53cd\u6bd4
\u7535\u6d41\u5b9a\u4e49\u5f0f I=
Q\uff1a\u7535\u8377\u91cf\uff08\u5e93\u4ed1\uff09
t\uff1a\u65f6\u95f4\uff08S\uff09
\u7535\u529fW
\uff08J\uff09 W=UIt=Pt U\uff1a\u7535\u538b I\uff1a\u7535\u6d41
t\uff1a\u65f6\u95f4 P\uff1a\u7535\u529f\u7387
\u7535\u529f\u7387 P=UI=I2R=U2/R U:\u7535\u538b I\uff1a\u7535\u6d41
R\uff1a\u7535\u963b
\u7535\u78c1\u6ce2\u6ce2\u901f\u4e0e\u6ce2
\u957f\u3001\u9891\u7387\u7684\u5173\u7cfb C=\u03bb\u03bd C\uff1a\u6ce2\u901f\uff08\u7535\u78c1\u6ce2\u7684\u6ce2\u901f\u662f\u4e0d\u53d8\u7684\uff0c\u7b49\u4e8e3\u00d7108m/s\uff09
\u03bb\uff1a\u6ce2\u957f \u03bd\uff1a\u9891\u7387
\u4e8c\uff0e\u77e5\u8bc6\u70b9
1\uff0e \u9700\u8981\u8bb0\u4f4f\u7684\u51e0\u4e2a\u6570\u503c\uff1a
a\uff0e\u58f0\u97f3\u5728\u7a7a\u6c14\u4e2d\u7684\u4f20\u64ad\u901f\u5ea6\uff1a340m/s b\u5149\u5728\u771f\u7a7a\u6216\u7a7a\u6c14\u4e2d\u7684\u4f20\u64ad\u901f\u5ea6\uff1a3\u00d7108m/s
c\uff0e\u6c34\u7684\u5bc6\u5ea6\uff1a1.0\u00d7103kg/m3 d\uff0e\u6c34\u7684\u6bd4\u70ed\u5bb9\uff1a4.2\u00d7103J/\uff08kg•\u2103\uff09
e\uff0e\u4e00\u8282\u5e72\u7535\u6c60\u7684\u7535\u538b\uff1a1.5V f\uff0e\u5bb6\u5ead\u7535\u8def\u7684\u7535\u538b\uff1a220V
g\uff0e\u5b89\u5168\u7535\u538b\uff1a\u4e0d\u9ad8\u4e8e36V
2\uff0e \u5bc6\u5ea6\u3001\u6bd4\u70ed\u5bb9\u3001\u70ed\u503c\u5b83\u4eec\u662f\u7269\u8d28\u7684\u7279\u6027\uff0c\u540c\u4e00\u79cd\u7269\u8d28\u8fd9\u4e09\u4e2a\u7269\u7406\u91cf\u7684\u503c\u4e00\u822c\u4e0d\u6539\u53d8\u3002\u4f8b\u5982\uff1a\u4e00\u676f\u6c34\u548c\u4e00\u6876\u6c34\uff0c\u5b83\u4eec\u7684\u7684\u5bc6\u5ea6\u76f8\u540c\uff0c\u6bd4\u70ed\u5bb9\u4e5f\u662f\u76f8\u540c\uff0c
3\uff0e\u5e73\u9762\u955c\u6210\u7684\u7b49\u5927\u7684\u865a\u50cf\uff0c\u50cf\u4e0e\u7269\u4f53 \u5173\u4e8e\u5e73\u9762\u955c\u5bf9\u79f0\u3002
3\uff0e \u58f0\u97f3\u4e0d\u80fd\u5728\u771f\u7a7a\u4e2d\u4f20\u64ad\uff0c\u800c\u5149\u53ef\u4ee5\u5728\u771f\u7a7a\u4e2d\u4f20\u64ad\u3002
4\uff0e \u8d85\u58f0\uff1a\u9891\u7387\u9ad8\u4e8e2000\u7684\u58f0\u97f3\uff0c\u4f8b\uff1a\u8759\u8760\uff0c\u8d85\u58f0\u96f7\u8fbe\uff1b
5\uff0e \u6b21\u58f0\uff1a\u706b\u5c71\u7206\u53d1\uff0c\u5730\u9707\uff0c\u98ce\u7206\uff0c\u6d77\u5578\u7b49\u80fd\u4ea7\u751f\u6b21\u58f0\uff0c\u6838\u7206\u70b8\uff0c\u5bfc\u5f39\u53d1\u5c04\u7b49\u4e5f\u80fd\u4ea7\u751f\u6b21\u58f0\u3002
6\uff0e \u5149\u5728\u540c\u4e00\u79cd\u5747\u5300\u4ecb\u8d28\u4e2d\u6cbf\u76f4\u7ebf\u4f20\u64ad\u3002\u5f71\u5b50\u3001\u5c0f\u5b54\u6210\u50cf\uff0c\u65e5\u98df\uff0c\u6708\u98df\u90fd\u662f\u5149\u6cbf\u76f4\u7ebf\u4f20\u64ad\u5f62\u6210\u7684\u3002
7\uff0e \u5149\u53d1\u751f\u6298\u5c04\u65f6\uff0c\u5728\u7a7a\u6c14\u4e2d\u7684\u89d2\u603b\u662f\u7a0d\u5927\u4e9b\u3002\u770b\u6c34\u4e2d\u7684\u7269\uff0c\u770b\u5230\u7684\u662f\u53d8\u6d45\u7684\u865a\u50cf\u3002
8\uff0e \u51f8\u900f\u955c\u5bf9\u5149\u8d77\u4f1a\u805a\u4f5c\u7528\uff0c\u51f9\u900f\u955c\u5bf9\u5149\u8d77\u53d1\u6563\u4f5c\u7528\u3002
9\uff0e \u51f8\u900f\u955c\u6210\u50cf\u7684\u89c4\u5f8b\uff1a\u7269\u4f53\u57282\u500d\u7126\u8ddd\u4e4b\u5916\u6210\u7f29\u5c0f\u3001\u5012\u7acb\u7684\u5b9e\u50cf\u3002\u57282\u500d\u7126\u8ddd\u4e0e1\u500d\u7126\u8ddd\u4e4b\u95f4\uff0c\u6210\u5012\u7acb\u3001\u653e\u5927\u7684\u5b9e\u50cf\u3002 \u57281\u500d \u7126\u8ddd\u4e4b\u5185 \uff0c\u6210\u6b63\u7acb\uff0c\u653e\u5927\u7684\u865a\u50cf\u3002
10\uff0e\u6ed1\u52a8\u6469\u64e6\u5927\u5c0f\u4e0e\u538b\u529b\u548c\u8868\u9762\u7684\u7c97\u7cd9\u7a0b\u5ea6\u6709\u5173\u3002\u6eda\u52a8\u6469\u64e6\u6bd4\u6ed1\u52a8\u6469\u64e6\u5c0f\u3002
11\uff0e\u538b\u5f3a\u662f\u6bd4\u8f83\u538b\u529b\u4f5c\u7528\u6548\u679c\u7684\u7269\u7406\u91cf\uff0c\u538b\u529b\u4f5c\u7528\u6548\u679c\u4e0e\u538b\u529b\u7684\u5927\u5c0f\u548c\u53d7\u529b\u9762\u79ef\u6709\u5173\u3002
12\uff0e\u8f93\u9001\u7535\u538b\u65f6\uff0c\u8981\u91c7\u7528\u9ad8\u538b\u8f93\u9001\u7535\u3002\u539f\u56e0\u662f\uff1a\u53ef\u4ee5\u51cf\u5c11\u7535\u80fd\u5728\u8f93\u9001\u7ebf\u8def\u4e0a\u7684\u635f\u5931\u3002
13\uff0e\u7535\u52a8\u673a\u7684\u539f\u7406\uff1a\u901a\u7535\u7ebf\u5708\u5728\u78c1\u573a\u4e2d\u53d7\u529b\u800c\u8f6c\u52a8\u3002\u662f\u7535\u80fd\u8f6c\u5316\u4e3a\u673a\u68b0\u80fd \u3002
14\uff0e\u53d1\u7535\u673a\u7684\u539f\u7406\uff1a\u7535\u78c1\u611f\u5e94\u73b0\u8c61\u3002\u673a\u68b0\u80fd\u8f6c\u5316\u4e3a\u7535\u80fd\u3002\u8bdd\u7b52\uff0c\u53d8\u538b\u5668\u662f\u5229\u7528\u7535\u78c1\u611f\u5e94\u539f\u7406\u3002
15\uff0e\u5149\u7ea4\u662f\u4f20\u8f93\u5149\u7684\u4ecb\u8d28\u3002
16\uff0e\u78c1\u611f\u5e94\u7ebf\u662f\u4ece\u78c1\u4f53\u7684N\u6781\u53d1\u51fa\uff0c\u6700\u540e\u56de\u5230S\u6781\u3002 \u8d5e\u540c0| \u8bc4\u8bba 2009-6-8 22:33 471672673 | \u4e09\u7ea7
\u5316\u5b66\u65b9\u7a0b\u5f0f\u6c47\u603b
\u4e00\uff0e\u5316\u5408\u53cd\u5e94\uff1a
\uff081\uff09\u6709\u6c27\u6c14\u53c2\u52a0\u7684\u5316\u5408\u53cd\u5e94\uff1a
\u78b3\u5145\u5206\u71c3\u70e7\uff1aC + O2\u70b9\u71c3CO2
\u78b3\u4e0d\u5145\u5206\u71c3\u70e7\uff1a2C + O2\u70b9\u71c32CO
\u786b\u7c89\u71c3\u70e7\uff1a S + O2\u70b9\u71c3SO2
* \u7ea2\u78f7\uff08\u767d\u78f7\uff09\u71c3\u70e7\uff1a4P + 5O2\u70b9\u71c32P2O5
\u6c22\u6c14\u71c3\u70e7\uff1a2H2 + O2\u70b9\u71c32H2O
\u9541\u71c3\u70e7\uff1a2Mg + O2\u70b9\u71c32MgO
* \u94c1\u5728\u6c27\u6c14\u4e2d\u71c3\u70e7\uff1a3Fe + 2O2\u70b9\u71c3Fe3O4
\u94dc\u5728\u7a7a\u6c14\u4e2d\u52a0\u70ed\uff1a2Cu + O2\u52a0\u70ed 2CuO
\u4e00\u6c27\u5316\u78b3\u71c3\u70e7\uff1a2CO + O2\u70b9\u71c32CO2
*\uff082\uff09\u5176\u5b83\u5316\u5408\u53cd\u5e94\uff1a
CO2\u6eb6\u89e3\u4e8e\u6c34\uff1aCO2 + H2O == H2CO3
\u751f\u77f3\u7070\u4e0e\u6c34\uff1aCaO + H2O == Ca(OH)2
\u70bc\u94c1\u9ad8\u7089\u91cc\u751f\u6210CO\u7684\u53cd\u5e94\uff1a
C\uff0bCO2 \u9ad8\u6e29 2CO
\u4e8c\u6c27\u5316\u786b\u5f62\u6210\u9178\u96e8\uff08\u542b\u4e9a\u786b\u9178\uff09\uff1a
SO2\uff0bH2O H2SO3
\u4e8c\uff0e\u5206\u89e3\u53cd\u5e94
*\uff081\uff09\u751f\u6210\u6c27\u6c14\u7684\u5206\u89e3\u53cd\u5e94
\u53cc\u6c27\u6c34\u5206\u89e3\uff1a2H2O2 2H2O+ O2\u2191
\u52a0\u70ed\u6c2f\u9178\u94be\uff08\u6709\u5c11\u91cf\u7684\u4e8c\u6c27\u5316\u9530\uff09\uff1a
2KClO3 ==== 2KCl + 3O2 \u2191
\u52a0\u70ed\u9ad8\u9530\u9178\u94be\uff1a
2KMnO4\u52a0\u70edK2MnO4 + MnO2 + O2\u2191
\u6c34\u901a\u7535\u5206\u89e3\uff1a2H2O\u901a\u75352H2\u2191+ O2 \u2191
\uff082\uff09\u6709\u4e8c\u6c27\u5316\u78b3\u751f\u6210\u7684\u5206\u89e3\u53cd\u5e94
\u78b3\u9178\u4e0d\u7a33\u5b9a\uff1aH2CO3 === H2O + CO2\u2191
\u7145\u70e7\u77f3\u7070\u77f3\uff1aCaCO3\u9ad8\u6e29CaO + CO2\u2191
\u4e09\uff0e\u7f6e\u6362\u53cd\u5e94
\uff081\uff09\u51b6\u70bc\u91d1\u5c5e\u4e2d\u7684\u7f6e\u6362\u53cd\u5e94
\u6c22\u6c14\u8fd8\u539f\u6c27\u5316\u94dc\uff1aH2 + CuO\u52a0\u70edCu + H2O
* \u6728\u70ad\u8fd8\u539f\u6c27\u5316\u94dc\uff1aC+2CuO\u9ad8\u6e292Cu+CO2\u2191
\u7126\u70ad\u8fd8\u539f\u6c27\u5316\u94c1\uff1a
3C+ 2Fe2O3\u9ad8\u6e294Fe + 3CO2\u2191
\uff082\uff09\u91d1\u5c5e\u8ddf\u6eb6\u6db2\u7684\u7f6e\u6362\u53cd\u5e94
a.\u6d3b\u6cfc\u91d1\u5c5e\u8ddf\u9178\u53d1\u751f\u7f6e\u6362\u53cd\u5e94
\u950c\u548c\u7a00\u786b\u9178\uff1aZn + H2SO4 = ZnSO4 + H2\u2191
\u950c\u548c\u7a00\u76d0\u9178\uff1aZn + 2HCl === ZnCl2 + H2\u2191
\u94c1\u548c\u7a00\u786b\u9178\uff1aFe + H2SO4 = FeSO4 + H2\u2191
\u94c1\u548c\u7a00\u76d0\u9178\uff1aFe + 2HCl === FeCl2 + H2\u2191
\u9541\u548c\u7a00\u786b\u9178\uff1aMg + H2SO4 = MgSO4 + H2\u2191
\u9541\u548c\u7a00\u76d0\u9178\uff1aMg+ 2HCl === MgCl2 + H2\u2191
* \u94dd\u548c\u7a00\u786b\u91782Al+3H2SO4 = Al2(SO4)3+3H2\u2191
\u94dd\u548c\u7a00\u76d0\u9178\uff1a2Al+6HCl == 2AlCl3 + 3H2\u2191
b\uff0e\u91d1\u5c5e\u8ddf\u76d0\u6eb6\u6db2\u53d1\u751f\u7f6e\u6362\u53cd\u5e94
* \u94c1\u548c\u786b\u9178\u94dc\u6eb6\u6db2\u53cd\u5e94\uff1a
Fe + CuSO4 === FeSO4 + Cu
\u950c\u548c\u786b\u9178\u94dc\u6eb6\u6db2\u53cd\u5e94\uff1a
Zn + CuSO4 === ZnSO4 + Cu
\u94dc\u548c\u785d\u9178\u94f6\u6eb6\u6db2\u53cd\u5e94\uff1a
Cu + 2AgNO3=== Cu(NO3)2 + 2Ag
\u94dd\u548c\u786b\u9178\u94dc\u6eb6\u6db2\u53cd\u5e94\uff1a
2Al+3CuSO4==Al2(SO4)3+3Cu
\u56db\uff0e\u590d\u5206\u89e3\u53cd\u5e94
\uff081\uff09\u78b1\u6027\u6c27\u5316\u7269+\u9178 \u2014\u2014 \u76d0+\u6c34
* \u6c27\u5316\u94c1\u548c\u7a00\u76d0\u9178\u53cd\u5e94\u2014\u9664\u94c1\u9508\uff1a
Fe2O3 + 6HCl === 2FeCl3 + 3H2O
* \u6c27\u5316\u94c1\u548c\u7a00\u786b\u9178\u53cd\u5e94\uff1a
Fe2O3 + 3H2SO4 === Fe2(SO4)3 + 3H2O
\u6c27\u5316\u94dc\u548c\u7a00\u76d0\u9178\u53cd\u5e94\uff1a
CuO + 2HCl === CuCl2 + H2O
\u6c27\u5316\u94dc\u548c\u7a00\u786b\u9178\u53cd\u5e94\uff1a
CuO + H2SO4 === CuSO4 + H2O
\u6c27\u5316\u9499\u548c\u7a00\u76d0\u9178\u53cd\u5e94\uff1a
CaO + 2HCl === CaCl2 + H2O
\uff082\uff09\u78b1+ \u9178 \u2014\u2014 \u76d0 + \u6c34
* \u6c22\u6c27\u5316\u94a0\uff08\u70e7\u78b1\uff09\u548c\u76d0\u9178\u8d77\u53cd\u5e94\uff1a
NaOH + HCl ==== NaCl +H2O
* \u70e7\u78b1\u548c\u786b\u9178\u53cd\u5e94\uff1a
2NaOH + H2SO4 === Na2SO4 +2H2O
\u6c22\u6c27\u5316\u94dc\u548c\u76d0\u9178\u53cd\u5e94\uff1a
Cu(OH)2+2HCl ==== CuCl2 + 2H2O
\u6c22\u6c27\u5316\u94dc\u548c\u786b\u9178\u53cd\u5e94\uff1a
Cu(OH)2 +H2SO4==== CuSO4 + 2H2O
\u6c22\u6c27\u5316\u9499\u548c\u76d0\u9178\u53cd\u5e94\uff1a
Ca(OH)2 +2HCl ==== CaCl2 + 2H2O
\u6c22\u6c27\u5316\u94dd\u836f\u7269\u6cbb\u7597\u80c3\u9178\u8fc7\u591a\uff1a
Al(OH)3+3HCl ==== AlCl3 + 3H2O
\uff083\uff09\u76d0+ \u9178 \u2014\u2014 \u53e6\u4e00\u79cd\u76d0+\u53e6\u4e00\u79cd\u9178
* \u5927\u7406\u77f3\u4e0e\u7a00\u76d0\u9178\u53cd\u5e94\u5236\u53d6\u4e8c\u6c27\u5316\u78b3\uff1a
CaCO3+2HCl===CaCl2+H2O+CO2\u2191
\u78b3\u9178\u94a0\u4e0e\u7a00\u76d0\u9178\u53cd\u5e94\uff1a
Na2CO3+2HCl===2NaCl+H2O+CO2\u2191
\u785d\u9178\u94f6\u6eb6\u6db2\u548c\u76d0\u9178\u53cd\u5e94\uff1a
AgNO3+ HCl === AgCl\u2193 + HNO3
\u6c2f\u5316\u94a1\u6eb6\u6db2\u548c\u786b\u9178\u53cd\u5e94\uff1a
BaCl2 +H2SO4 ==== BaSO4\u2193+2H
⑵Q＝UIt＝Pt＝UQ电量＝U2t/R(纯电阻公式) 5串联电路：⑴I＝I1＝I2 ⑵U＝U1＋U2 ⑶R＝R1＋R2 ⑷U1/U2＝R1/R2(分压公式) ⑸P1/P2＝R1/R2
6并联电路：⑴I＝I1＋I2 ⑵U＝U1＝U2 ⑶1/R＝1/R1＋1/R2[R＝R1R2/(R1＋R2)] ⑷I1/I2＝R2/R1(分流公式) ⑸P1/P2＝R2/R1
7定值电阻：⑴I1/I2＝U1/U2 ⑵P1/P2＝I12/I22 ⑶P1/P2＝U12/U22
8电功： ⑴W＝UIt＝Pt＝UQ(普适公式) ⑵W＝I^2Rt＝U^2t/R(纯电阻公式)
9电功率：⑴P＝W/t＝UI(普适公式) ⑵P＝I2^R＝U^2/R(纯电阻公式)10力学重力：G=mg合力： 方向相同：F合=F1+F2 方向相反：F合=F1-F2
浮力：F浮=G排=m排g=ρ液gV排杠杆原理：F1L1=F2L2F111 密度： ρ=m/v
化学都是方程式！需要背的！ 理科的实验都是在理解知识点的基础上做的！
绛旓細4鐐夊瓙鍜岀儹鏈虹殑鏁堢巼锛 畏锛漄鏈夋晥鍒╃敤/Q鐕冩枡 5鐑钩琛℃柟绋嬶細Q鏀撅紳Q鍚 6鐑姏瀛︽俯搴︼細T锛漷锛273K 銆愮數 瀛 閮 鍒嗐1鐢垫祦寮哄害锛欼锛漄鐢甸噺/t 2鐢甸樆锛歊=蟻L/S 3娆у瀹氬緥锛欼锛漊/R 4鐒﹁冲畾寰嬶細鈶碤锛滻2Rt鏅鍏紡)鈶礠锛漊It锛漃t锛漊Q鐢甸噺锛漊2t/R (绾數闃诲叕寮)5涓茶仈鐢佃矾锛氣懘I锛滻1锛滻2 ...
绛旓細2009-12-17 姹傚垵涓墍鏈夌墿鐞鍜屽寲瀛︾殑鍏紡 11 2013-06-16 鍒濅笁鐗╃悊鍏紡 2011-05-07 姹傚垵涓鐗╃悊鍖栧鐭ヨ瘑鐐规荤粨銆佸叕寮忓拰鍒濅笁鏁板鍏紡 45 2013-09-03 鍒濅笁鐗╃悊,鍖栧浜烘暀鐗堝叕寮 2014-09-13 姹傚垵涓墿鐞嗐佸寲瀛︽墍浠ョ殑璁＄畻鍏紡 1 2014-12-11 姹傚垵涓夌墿鐞嗗拰鍖栧鐨勫叏閮ㄥ叕寮忔暣鐞嗐(涓轰簡璇佹槑浼告墜鍏氱殑璇氭剰!绂忓埄......
绛旓細姹備汉鏁欑増鍒濅腑鐗╃悊鍏紡鍜屽寲瀛鏂圭▼寮,鎬ラ渶!!1銆侀熷害:V=S/t 2銆侀噸鍔:G=mg 3銆佸瘑搴:蟻=m/V 4銆佸帇寮:p=F/S 5銆佹恫浣撳帇寮:p=蟻gh 6銆佹诞鍔: (1)銆丗娴=F鈥-F (鍘嬪姏宸) (2)銆丗娴=G-F (瑙嗛噸鍔) (
绛旓細鍒濅腑鍖栧鍏紡 涓銆佸寲鍚堝弽搴 1銆侀晛鍦ㄧ┖姘斾腑鐕冪儳锛2Mg + O2 鐐圭噧 2MgO 鐜拌薄锛氾紙1锛夊彂鍑鸿鐪肩殑鐧藉厜锛2锛夋斁鍑虹儹閲忥紙3锛夌敓鎴愮櫧鑹茬矇鏈 2銆侀搧鍦ㄦ哀姘斾腑鐕冪儳锛3Fe + 2O2 鐐圭噧 Fe3O4 鐜拌薄锛氾紙1锛夊墽鐑堢噧鐑э紝鐏槦鍥涘皠锛2锛夋斁鍑虹儹閲忥紙3锛夌敓鎴愪竴绉嶉粦鑹插浐浣 娉ㄦ剰锛氱摱搴曡鏀惧皯閲忔按鎴栫粏娌欙紝闃叉鐢熸垚鐨勫浐浣...
绛旓細5.涓棿浣嶇疆閫熷害Vs/2锛漑(Vo2+Vt2)/2]1/2 6.浣嶇Щs锛漋骞硉锛漋ot+at2/2锛漋t/2t 7.鍔犻熷害a锛(Vt-Vo)/t 锝涗互Vo涓烘鏂瑰悜锛宎涓嶸o鍚屽悜(鍔犻)a>0锛涘弽鍚戝垯a<0锝 8.瀹為獙鐢ㄦ帹璁何攕锛漚T2 锝浳攕涓鸿繛缁浉閭荤浉绛夋椂闂(T)鍐呬綅绉讳箣宸綕 9.涓昏鐗╃悊閲忓強鍗曚綅:鍒濋熷害(Vo):m/s锛涘姞閫熷害(a):m/...
绛旓細甯哥敤鐨勭墿鐞嗗叕寮忎笌閲嶈鐭ヨ瘑鐐 涓锛庣墿鐞嗗叕寮 (鍗曚綅锛 鍏紡 澶囨敞 鍏紡鐨勫彉褰 涓茶仈鐢佃矾 鐢垫祦I锛圓锛 I=I1=I2=鈥︹ 鐢垫祦澶勫鐩哥瓑 涓茶仈鐢佃矾 鐢靛帇U锛圴锛 U=U1+U2+鈥︹ 涓茶仈鐢佃矾璧峰垎鍘嬩綔鐢 涓茶仈鐢佃矾 鐢甸樆R锛埼╋級 R=R1+R2+鈥︹﹀苟鑱旂數璺 鐢垫祦I锛圓锛 I=I1+I2+鈥︹ 骞茶矾鐢垫祦绛変簬鍚勬敮璺數娴佷箣鍜...
绛旓細杩欎箞澶氾紵鍖栧鍙璁板熀鏈偣鐨勶細鍒跺彇姘ф皵鐨勶紝鍒跺彇姘㈡皵鐨勶紝杩樻湁C鐨勬墍鏈夎繕鍘熷叕寮忋鐗╃悊鍑犱箮鎵鏈夐兘瑕侊紝浣嗛噸鐐规槸鍔涚殑鍏紡銆傛暀浣犱釜鏂规硶锛屽鏋滀綘鐞嗚В鑳藉姏寮猴紝涓嶇敤姝昏锛岀湅鐫涔︼紝璇曠潃鎶婂叕寮忕悊瑙ｏ紝涓嶉渶瑕佹璁扮‖鑳岋紝鐗╃悊涓嶆瘮鍏朵粬璇撅紝蹇呴』瑕佹妸鍏紡鐢ㄦ椿锛岄偅浜涘叕寮忚鐞嗚В浠栫殑鎺ㄥ杩囩▼锛岃繖鏍峰嵆浣夸綘璁颁笉璧鍏紡锛涔熷彲浠...
绛旓細鎴戞噿寰楁墦澶鏄粠缃戦〉鎵剧殑甯屾湜瀵逛綘鏈変竴浜涚敤 1銆佸寑閫熺洿绾胯繍鍔ㄧ殑閫熷害鍏紡锛氭眰閫熷害锛歷=s/t 姹傝矾绋嬶細s=vt 姹傛椂闂达細t=s/v 2銆佸彉閫熺洿绾胯繍鍔ㄧ殑閫熷害鍏紡锛歷=s/t 3銆佺墿浣撶殑鐗╅噸涓庤川閲忕殑鍏崇郴锛欸=mg 锛坓=9.8N/kg锛4銆佸瘑搴︾殑瀹氫箟寮 姹傜墿璐ㄧ殑瀵嗗害锛毾=m/V 姹傜墿璐ㄧ殑璐ㄩ噺锛歮=蟻V 姹傜墿璐ㄧ殑浣撶Н锛...
绛旓細濡傞,鐗╃悊鏍煎紡濡:P(鐢靛姛鐜)=W(鐢靛姛)/t(鏃堕棿)鍖栧鏍煎紡濡:H2O(姘)鈥旈氱數鈥擧2+O2鍖栧寮忎笉鐢ㄩ厤骞,涔熶笉鐢ㄦ敞鐘舵佹垜鍑100鍒,鍥炵瓟瀹屽湪闄勫姞50鍒,鎴戞湁1300鍒嗕笉浼氬幓楠楅偅浣50鍒嗙殑!... 濡傞,鐗╃悊鏍煎紡濡: P(鐢靛姛鐜)=W(鐢靛姛)/t(鏃堕棿)鍖栧鏍煎紡濡:H2O(姘)鈥旈氱數鈥 H2 + O2 鍖栧寮忎笉鐢ㄩ厤骞,涔熶笉鐢ㄦ敞鐘舵...
绛旓細20锛庨搧鍜岀～閰搁摐婧舵恫鍙嶅簲锛欶e + CuSO4 === FeSO4 + Cu 21锛庢阿姘旇繕鍘熸哀鍖栭摐锛欻2 + CuO 鍔犵儹 Cu + H2O 22. 闀佽繕鍘熸哀鍖栭摐锛歁g + CuO 鍔犵儹 Cu + MgO鍥涖佺⒊鍜岀⒊鐨勬哀鍖栫墿锛氾紙1锛夌⒊鐨鍖栧鎬ц川 23. 纰冲湪姘ф皵涓厖鍒嗙噧鐑э細C + O2 鐐圭噧 CO2 24锛庢湪鐐繕鍘熸哀鍖栭摐锛欳+ 2CuO 楂樻俯 2Cu + CO2鈫...
