Chemistry, 26.09.2021 22:10 ineedcoffee
hoà tan hoàn toàn 13,7 gam kim loại A chưa rõ hoá trị bằng 500ml HCL 1M. Sau phản ứng thu được 2,24 lít H2 ở ĐKTC và dung dịch X. Tìm tên của kim loại và nồng độ mol của các chất trong dung dịch X
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hoà tan hoàn toàn 13,7 gam kim loại A chưa rõ hoá trị bằng 500ml HCL 1M. Sau phản ứng thu được 2,24...
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