万分之一天平称量可精确到多少 怎么用万分之一的天平去秤取要求精确到十万分之一的标准溶液
\u4e07\u5206\u4e4b\u4e00\u7684\u7535\u5b50\u5929\u5e73\u5e94\u7cbe\u786e\u5230\u51e0\u4f4d\uff0c\u4e3a\u4ec0\u4e48\u4e07\u5206\u4e4b\u4e00\u7684\u5929\u5e73\u663e\u793a\u7cbe\u5ea6\u662f0.0000g,\u4e5f\u5c31\u662f\u663e\u793a\u5c0f\u6570\u70b9\u540e4\u4f4d;
\u56e0\u4e3a\u5c0f\u6570\u70b9\u540e\u7b2c4\u4f4d\u6570\u5b57\u662f\u4f30\u8bfb,\u6709\u53ef\u80fd\u56db\u820d\u4e94\u5165,\u6240\u4ee5\u7b2c4\u4f4d\u4e00\u822c\u610f\u4e49\u4e0a\u662f\u4e0d\u51c6\u786e\u7684,\u4e25\u683c\u4e0a\u6765\u8bf4\u4ed6\u7cbe\u786e\u5230\u5c0f\u6570\u70b9\u540e\u7b2c3\u4f4d;
\u53d6\u5341\u500d\u91cf\u7684\u6807\u51c6\u6eb6\u6db2\uff08\u4e07\u5206\u4e4b\u4e00\u7684\u5929\u5e73\u5c31\u80fd\u79f0\u51c6\uff09\uff0c\u52a0\u5165\u5230\u5bb9\u91cf\u74f6\u4e2d\uff0c\u5b9a\u5bb9\uff0c\u6447\u5300\uff0c\u518d\u7528\u79fb\u6db2\u7ba1\u53d6\u5341\u5206\u4e4b\u4e00\u3002
精确到小数点后4位小数
绛旓細涓囧垎涔嬩竴鐨澶╁钩,椤惧悕鎬濅箟灏辨槸绮惧害鍊间负0.0001g鐨勭數瀛愬ぉ骞,鎵浠ユ樉绀虹殑鏁板艰偗瀹氭槸灏忔暟鐐瑰悗4浣,鍒欑瓟妗堜负A
绛旓細涓嶈兘鍝︼紝鍙兘绮剧‘鍒灏忔暟鐐瑰悗4浣嶏紝鎴戠敤鐨勮禌澶氬埄鏂涓囧垎涔嬩竴澶╁钩宸茬粡鏄渶濂界殑浜嗭紝濡傛灉浣犻渶瑕佹洿绮剧‘鐨勫ぉ骞⌄鍙互浜嗚В涓嬭禌澶氬埄鏂井閲忓ぉ骞冲拰瓒呭井閲忓ぉ骞
绛旓細1銆佹淮瀹氬垎鏋愮殑鎯呭喌涓嬶紝娴嬪畾鐗╄川鐨勮川閲忕殑鍑嗙‘绉伴噺锛岄渶瑕佺敤涓囧垎涔嬩竴鐨勫垎鏋澶╁钩銆2銆佷竾鍒嗕箣涓锛屽嵆鏄笁绾уぉ骞筹紝鍗宠浇鑽蜂负200g鏃讹紝鎰熼噺涓0.1mg鏄殑澶╁钩绾у埆锛3銆佹劅閲忎负0.1mg锛屾槸浠涓哄崟浣嶏紝鍙互鍑嗙‘绉伴噺鍒灏忔暟鐐瑰悗4浣嶏紝渚嬪 0.5000g 锛4銆佸湪鍥芥爣 GB/T602 - 2002閲岋紝瑙勫畾婊村畾鍒嗘瀽鐨勬墿灞曚笉纭畾搴︼紝...
绛旓細d=0.1mg鐨勫垎鏋澶╁钩鏄涓囧垎涔嬩竴鍏嬬簿搴︾殑澶╁钩锛屼粬鐨勭簿搴︽槸0.1mg銆傚垎鏋愬ぉ骞虫槸姣斿彴绉ゆ洿涓虹簿纭殑绉伴噺浠櫒锛鍙簿纭О閲忚嚦0.0001g 锛堝嵆0.1mg锛変互涓娿傝繖閲屾彁鍒扮殑0.1mg杩涜鍗曚綅鎹㈢畻鍚庡嵆涓0.0001g锛屽嵆d=0.1mg鐨勫垎鏋愬ぉ骞虫槸涓囧垎涔嬩竴鐨勫ぉ骞炽
绛旓細鎴戣杩囩殑涓囧垎涔嬩竴澶╁钩鍙互鏈澶хО閲忕殑灏辨湁: 100鍏,180鍏,200鍏,220鍏,寰堝皯鏈夎秴杩囦笂杩扮殑.鑷充簬涓嬮檺,涓鑸笉浼氭湁鏄庣‘鐨勮鏄,杩欎釜鎭愭曡浠绉伴噺鍑嗙‘鎬ф潵鑰冭檻浜,濡備綘绉伴噺0.1鍏嬩互涓嬬殑璐ㄩ噺,缁х画浣跨敤涓囧垎涔嬩竴澶╁钩涓旂敤浜庡垎鏋愭椂,杩欎釜鍑嗙‘搴﹀氨宸簡涓鐐逛簡.杩欐椂闇瑕侀夋嫨鎰熼噺涓0.01mg鐨勫ぉ骞充簡.
绛旓細绉伴噺鐨勯噺锛岀敱閲囩敤鐨澶╁钩鐨勭簿搴﹀喅瀹氳褰曠殑鏈夋晥鏁板瓧鐨勪綅鏁帮細銆愩戠敤涓囧垎涔嬩竴鐨勭數瀛愬ぉ骞筹細鍙互绮剧‘璁板綍鍒板皬鏁扮偣鍚庡洓浣嶏紝渚嬪 0.2899 g锛涜4浣嶆湁鏁堟暟瀛椼傘愩戠敤鐧惧垎涔嬩竴鐨勭數瀛愬ぉ骞筹紝鍙互绮剧‘璁板綍鍒板皬鏁扮偣鍚庝袱浣嶏紱渚嬪锛0.25 g锛涜2浣嶆湁鏁堟暟瀛椼
绛旓細婊村畾鍒嗘瀽鐨勭簿搴﹁姹傦細婊村畾鍒嗘瀽鏄竴绉嶉氳繃婊村姞璇曞墏涓庤瘯鏍蜂腑鐨勫緟娴嬬粍鍒嗗彂鐢熷弽搴旓紝浠庤岀‘瀹氬緟娴嬬粍鍒嗗惈閲忕殑鏂规硶銆備负浜嗗緱鍒鍑嗙‘鐨勭粨鏋滐紝绉伴噺璇曟牱鐨勮川閲忓繀椤婚潪甯稿噯纭傜浉瀵硅宸湪0.1%浠ュ唴鏄弧瓒冲ぇ澶氭暟婊村畾鍒嗘瀽瑕佹眰鐨勭簿搴︺傚垎鏋澶╁钩鐨勭簿搴︼細涓囧垎涔嬩竴鐨勫垎鏋愬ぉ骞虫槸涓绉嶉珮绮惧害鐨勭О閲忚澶囷紝鍏剁簿搴﹀凡缁忚揪鍒颁簡0.1mg鐨勬按骞...
绛旓細1銆佹墍绉鐨勭墿浣撲笉鑳借秴杩囧ぉ骞虫渶澶ц浇閲嶉噺鐨勭墿浣擄紝鐢ㄤ簬瀹為獙瀹,鏁欏,宸ヤ笟浠ュ強鐗规畩琛屼笟绛夊悇绉嶅簲鐢ㄩ鍩熴2銆佺數瀛愬ぉ骞崇殑绮惧害鏈夌浉瀵圭簿搴﹀垎搴﹀间笌缁濆绮惧害鍒嗗害鍊涔嬪垎锛岃岀粷瀵圭簿搴﹀垎搴﹀艰揪鍒0.1mg锛堝嵆0.0001g锛夌殑灏辩О涓涓囧垎涔嬩竴澶╁钩銆
绛旓細B,浠涓囧垎涔嬩竴绉伴噺0.2鍏嬪氨鐭ラ亾灏忔暟鐐瑰悗搴斾繚鐣4浣嶃傚洜涓烘槸0.2鍏嬪乏鍙筹紝鎵浠鐨0.3125宸窛澶ぇ锛岄偅灏变笉鏄宸簡锛岃屾槸涓涓敊璇殑鏁版嵁銆 鍥犳閫塀
绛旓細浜屻佸師鐞嗭細1銆涓囧垎涔嬩竴澶╁钩涓鑸噰鐢ㄥ簲鍙樺紡浼犳劅鍣ㄣ佺數瀹瑰紡浼犳劅鍣ㄣ佺數纾佸钩琛″紡浼犳劅鍣紝搴斿彉寮忎紶鎰熷櫒锛岀粨鏋勭畝鍗曘侀犱环浣庯紝浣嗙簿搴︽湁闄愶紝鐩墠涓嶈兘鍋氬埌寰堥珮绮惧害銆2銆佺數瀹瑰紡浼犳劅鍣ㄧО閲忛熷害蹇紝浠锋瘮杈冮珮锛屼絾涔熶笉鑳借揪鍒板緢楂樼簿搴︼紱3銆侀噰鐢ㄧ數纾佸钩琛′紶鎰熷櫒鐨勭數瀛愬ぉ骞筹紝鍏剁壒鐐规槸绉伴噺鍑嗙‘鍙潬銆佹樉绀哄揩閫熸竻鏅板苟涓斿叿 ...
