有没有网上帮人做作业赚钱

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有没有网上帮人做作业赚钱

当前位置:有没有网上帮人做作业赚钱-有没有网上帮人做作业赚钱-氢氧化钠厂家告诉你氢氧化钠的制备方法

氢氧化钠厂家告诉你氢氧化钠的制备方法

发布时间:2018-07-05 10:55:21

  SHIYANSHIZHIFA:

有没有网上帮人做作业赚钱  NAYANYUYANGHUAGAIFANYINGKEYIYONGYIXIETANSUANQINGNA(XIAOSUDA)HEYIXIEYANGHUAGAI(SHENGSHIHUI)。BASHENGSHIHUIFANGYUSHUIZHONG,FANYINGHOUBIANWEISHIHUIJIANG(QINGYANGHUAGAIRONGYE、SHUSHIHUI),BATANSUANQINGNA(HUOTANSUANNA)DEGUTIKELI(NONGRONGYEYEXING)JIARUSHIHUIJIANGZHONG,WEIBAOZHENGCHANWUQINGYANGHUANADECHUNDU,XUSHISHIHUIJIANGGUO。YUANYIN:CANKAOQINGYANGHUAGAIHETANSUANNADERONGJIEDU。JIAOBANJIAKUAIQIFANYING,DAIQIFANYINGYIHUIERHOU,JINGZHIPIANKE,SUIZHETANSUANGAIDECHENDIAN,SHANGCENGQINGYEJIUSHIQINGYANGHUANARONGYE,XIAOXINDAOCHUJIKE。(QIEJIDAOCHUHOUCHENGLIANGSHIBUNENGFANGZAILVZHISHANG!)CaO + H₂O =Ca(OH)₂NaHCO₃+ Ca(OH)₂=CaCO₃↓+ NaOH + H₂O(TUIJIAN)Ca(OH)₂+Na₂CO₃ =CaCO₃↓+2NaOH  [6] [2] NAYUSHUIFANYINGQUYIKUAIJINSHUNA,CAQUBIAOMIANMEIYOU,GUAQUBIAOMIANYANGHUACENG,FANGRUSHENGYOUSHUIDESHAOBEIZHONG。2Na+2H₂O=2NaOH+H₂↑XIANXIANG:(FU、RONG、YOU、XIANG)FU:NAFUZAISHUIMIANSHANG;RONG:NARONGHUACHENGXIAOQIU;YOU:NAZAISHUIMIANSHANGYOUDONG,YINWEIYOUQINGQISHENGCHENG;XIANG:NASISIZUOXIANG,YINWEIYOUQINGQISHENGCHENG 。

  GONGYEZHIFA:

  GONGYESHANGSHENGCHANSHAOJIANDEFANGFAYOUKEHUAFA、DIANJIEFAHELIZIJIAOHUANMOFASANZHONG。KEHUAFAJIANGCHUNJIAN、SHIHUIFENBIEJINGHUAJIANZHICHENGCHUNJIANRONGYE、SHIHUIZHICHENGSHIHUIRU,YU99~101℃JINXINGKEHUAFANYING,KEHUAYEJINGCHENGQING、ZHENGFANONGSUOZHI40%YISHANG,ZHIDEYETISHAOJIAN。JIANGNONGSUOYEJINYIBUAONONGGUHUA,ZHIDEGUTISHAOJIANCHENGPIN。KEHUANIYONGSHUIXIDI,XISHUIYONGYUHUAJIAN。 [12] Na2CO3+Ca(OH)2= 2NaOH+CaCO3↓ GEMODIANJIEFAJIANGYUANYANHUAYANHOUJIARUCHUNJIAN、SHAOJIAN、LVHUABEIJINGZHIJICHUQUGAI、MEI、LIUSUANGENLIZIDENGZAZHI,ZAIYUCHENGQINGCAOZHONGJIARUJUBINGXISUANNAHUOKEHUAFUPIYIJIASUCHENDIAN,SHALVHOUJIARUYANSUANZHONGHE,YANSHUIJINGYUREHOUSONGQUDIANJIE,DIANJIEYEJINGYURE、ZHENGFA、FENYAN、LENGQUE,ZHIDEYETISHAOJIAN,JINYIBUAONONGJIDEGUTISHAOJIANCHENGPIN。YANNIXISHUIYONGYUHUAYAN。 [13] 2NaCl+2H2O[DIANJIE] = 2NaOH+Cl2↑+H2↑ LIZIJIAOHUANMOFAJIANGYUANYANHUAYANHOUANCHUANTONGDEBANFAJINXINGYANSHUIJINGZHI,BAYICIJINGYANSHUIJINGWEIKONGSHAOJIETANSUGUANSHIGUOLVQIJINXINGGUOLVHOU,ZAIJINGSHIHELIZIJIAOHUANSHUZHITAJINXINGERCIJINGZHI,SHIYANSHUIZHONGGAI、MEIHANLIANGJIANGDAO0.002%YIXIA,JIANGERCIJINGZHIYANSHUIDIANJIE,YUYANGJISHISHENGCHENGLVQI,YANGJISHIYANSHUIZHONGDENa+TONGGUOLIZIMOJINRUYINJISHIYUYINJISHIDEOHSHENGCHENGQINGYANGHUANA,H+ZHIJIEZAIYINJISHANGFANGDIANSHENGCHENGQINGQI。DIANJIEGUOCHENGZHONGXIANGYANGJISHIJIARUSHILIANGDEGAOCHUNDUYANSUANYIZHONGHEFANQIANDEOH-,YINJISHIZHONGYINGJIARUSUOXUCHUNSHUI。ZAIYINJISHISHENGCHENGDEGAOCHUNSHAOJIANNONGDUWEI30%~32%(ZHILIANG),KEYIZHIJIEZUOWEIYEJIANCHANPIN,YEKEYIJINYIBUAONONG,ZHIDEGUTISHAOJIANCHENGPIN。 [13] 2NaCl+2H₂O= 2NaOH+H₂↑+Cl₂↑

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