Chemistry, 19.09.2021 23:10 matiasnahuel1011
cho 7,8 gam kali tác dụng với 1 lít dung dịch hcl 0,1M, sau phản ứng thu được dung dịch X và V lít h2(đktc). Cô kanj dung dịch X thu được m gam chất rắn khan. GIá trị của V và m lần lượt là
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cho 7,8 gam kali tác dụng với 1 lít dung dịch hcl 0,1M, sau phản ứng thu được dung dịch X và V lít h...
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