Chemistry, 22.07.2021 09:00 jobucks9976

X, Y lần lượt là dung dịch H2SO4, Ba(OH)2. Trộn 30 ml X với 20 ml Y thu được 50 ml dung dịch Z. Biết rằng, để trung hòa 5 ml Z cần vừa đủ 3 ml dung dịch KOH 0,4M. Mặt khác, trộn 20 ml X với 30 ml Y thu được 50 ml dung dịch T. Biết rằng, để trung hòa 5 ml T cần vừa đủ 3 ml dung dịch HCl 1,4M. Xác định nồng độ mol của dung dịch X và Y

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X, Y lần lượt là dung dịch H2SO4, Ba(OH)2. Trộn 30 ml X với 20 ml Y thu được 50 ml dung dịch Z. Biết...

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