石灰水變得混濁了, 可見在實(shí)驗(yàn)中有二氧化碳生成了.The lime water has turned cloudy, therefore carbon dioxide has been produced during the experiment.墻已經(jīng)用石灰水刷過(guò)了。The walls had been whitewashed.會(huì)形成二氧化碳.可用石灰水測(cè)試,石灰水會(huì)變成乳濁.Carbon dioxide will be formed...