标况下.224升的hcl气体的物质的量是多少?质量是多少?
标况下一摩尔气体是22.4L,224L也就是10mol,365克绛旓細鏄殑锛屼細鍏呮弧鏁翠釜瀹瑰櫒
绛旓細Cl2 + 2 e^- 鈫 2 Cl^- 锛堣繕鍘熷弽搴旓級2 FeBr2 鈫 2 Fe^2+ + 4 Br^- 锛堢瑙ｅ弽搴旓級灏嗚繖涓や釜绂诲瓙鏂圭▼寮忕浉鍔狅紝娑堝幓鐢靛瓙鍜岀瀛愪腑鐩稿悓鐨勭墿璐紝寰楀埌瀹屾暣鐨勫弽搴旂瀛愭柟绋嬪紡锛欳l2 + 2 FeBr2 + 2 H2O 鈫 2 Fe(OH)2 + 2 HBr + 2 Cl^- 鍥犳锛屽湪鏍囧噯鐘跺喌涓锛屽皢 224 姣崌姘皵閫氬叆 10 ...
绛旓細鍥犱负鍓嶅悗鐨勪綋绉彲鑳芥湁鍙樺寲,鎵浠ヤ笉鑳界洿鎺ョ敤 224/22.4/0.33= 30.3mol/L 棰樻剰鍙煡锛22.4L姘ㄦ皵鐨勭墿璐ㄧ殑閲忎负 10mol 璐ㄩ噺涓10x17=170g,0.33L姘寸殑璐ㄩ噺涓330g 婧舵恫鐨勮川閲忎负 170+330=500g 鎵浠ユ憾娑茬殑浣撶Н涓簃/p=500/0.8= 625ml=0.625L 鎵浠ョ墿璐ㄧ殑閲忔祿搴︿负 10/0.625=16mol/L 鎵浠,锛1锛...
绛旓細涓嶇浉鍚 224姣崌姘㈡皵鍦鏍囧噯鎯呭喌涓涓0.01mol 姘皵涓0.1mol
绛旓細n锛HCl锛=224/22.4=10mol 婧舵恫鐨勪綋绉=婧舵恫璐ㄩ噺/瀵嗗害=锛10*36.5+1000锛/1.1=1241ml=1.241L C=n/V=10/1.241=8.1mol/L
绛旓細姘斾綋鐗╄川鐨勯噺=0.224/22.4=0.01(mol)姘斾綋鐩稿鍒嗗瓙璐ㄩ噺=0.32/0.01=32 16/32=0.5(mol)0.5*22.4=11.2(L)
绛旓細鏍囧噯鐘跺喌涓姘ㄦ按鍦ㄦ按涓涓瀹氱殑婧惰В搴︼紝涓嶈兘鍏ㄩ儴婧惰В锛屾渶澶у彧鑳 17mol/L,瑙佷笅鍥
绛旓細瑙佸浘
绛旓細鍏堟眰36.5%鐨勬祿鐩愰吀鐨勭墿璐ㄧ殑閲忔祿搴︼紝璁鹃噺鐨勬祿搴︿负C 浣撶Н锛堝崌锛墄閲忕殑娴撳害=婧惰川HCl鐨鐗╄川鐨勯噺锛屽啀xHCl鍒嗗瓙閲=婧惰川HCl璐ㄩ噺 浣撶Нx瀵嗗害=婧舵恫璐ㄩ噺 锛屽啀x璐ㄩ噺鍒嗘暟=婧惰川HCl璐ㄩ噺 0.02xCx36.5=20x1.2x36.5 C=12molL-锛36.5%鐨勬祿鐩愰吀20ml涓璶HCl=12x0.02=0.24mol 224ml姘皵鐨勭墿璐ㄧ殑閲忎负0.01mol ...
绛旓細浜х敓鐨姘斾綋閲忎负(224/1000)/22.4=0.01mol 鍙互寰楀埌鍙嶅簲Fe鐨勭墿璐ㄧ殑閲忎负0.01mol锛屾秷鑰楃殑鐩愰吀閲忎负0.02mol锛屾墍娑堣楃殑鐩愰吀婧舵恫涓(0.02/2)*1000=10ml 鍔犲叆KSCN鍚庢棤绾㈣壊锛岃鏄庢棤Fe3+鍗矲e3+琚獸e瀹屽叏杩樺師銆傚張鐩愰吀姝ｅソ鍏ㄥ弽搴斿彲鐭ワ紝鍓╀綑鐨勭洂閰告濂戒笌Fe2O3瀹屽叏鍙嶅簲 6HCl+ Fe2O3==2FeCl3+3H2O 鐩愰吀...
