Chemistry, 22.07.2021 06:10 jazminemendezhidalgo
Tính pH của dung dịch sau khi trộn 100 ml dung dịch NaOH 0,1M với 100 ml dung dịch HNO2 0,2M. Biết pKHNO2 = 4,1.
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Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /
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You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
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Tính pH của dung dịch sau khi trộn 100 ml dung dịch NaOH 0,1M với 100 ml dung dịch HNO2 0,2M. Biết p...
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