Chemistry, 11.08.2021 07:40 Sk8terkaylee
Cho 2 dung dịch h2so4 A và B có C% theo thứ tự là 50% và 20%. Trộn 2 dung dịch này lại với nhau theo tỉ lệ về khối lượng là 3:7 được dung dịch Y. Xác định C% của dung dịch Y
Answers: 1
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Cho 2 dung dịch h2so4 A và B có C% theo thứ tự là 50% và 20%. Trộn 2 dung dịch này lại với nhau theo...
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