Chemistry, 25.07.2021 17:10, toddb4955

Cho 9,2 g kim loại kìm R vào nước dư và thu đc dd D và khí dung dịch D hòa tan vừa đủ 400 ml dung dịch h2SO4 .0,5 m xác định kim loại r và V

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Cho 9,2 g kim loại kìm R vào nước dư và thu đc dd D và khí dung dịch D hòa tan vừa đủ 400 ml dung dị...