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Nội dung: <blockquote data-quote="an_may_di_hoc" data-source="post: 136934" data-attributes="member: 298745"><p><span style="font-size: 15px"> <span style="font-size: 15px">Các thầy cô và các bạn giúp đỡ mình câu này với:</span></span></p><p><span style="font-size: 15px"><span style="font-size: 15px"></span></span></p><p><span style="font-size: 15px"><span style="font-size: 15px">Hoà tan hoàn toàn 30g hỗn hợp X gồm Mg, Al, Zn trong dung dịch HNO3 sau phản ứng thu được dung dịch Y và hỗn hợp gồm 0,1 mol N20 và 0,1 mol NO. Cô cạn dung dịch sau phản ứng thu được 127g hỗn hợp muối. Tính số mol HNO3 đã phản ứng.</span></span></p><p><span style="font-size: 15px"><span style="font-size: 15px"></span></span></p><p><span style="font-size: 15px"><span style="font-size: 15px">Có 4 đáp án: </span></span></p><p><span style="font-size: 15px"><span style="font-size: 15px"></span></span></p><p><span style="font-size: 15px"><span style="font-size: 15px">A. 0,45                         B.0,4                               C. 0,3                              D. 0,35</span><strong><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></strong></span></p><p><span style="font-size: 15px"><strong><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></strong></span></p><p><span style="font-size: 15px"><strong><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></strong> <span style="font-size: 15px">Mong mọi người giúp đỡ!!!!!!!!Thanks!!!!!!!!!!!</span><strong><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></strong></span></p><p><span style="font-size: 15px"><strong><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"><span style="font-size: 15px"></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></strong></span></p></blockquote><p></p>

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