subject
Chemistry, 28.07.2021 09:50 carolinamleal04

cân 0.6g KHS03 cho vào 500ml, nước cất, ta thu được dung dịch A. tính pH và đêm năng của dung dịch A. Biết Axit H2SO3 có hằng số phân ly Ka1=1,7.10-2, Ka2=10-7x^{2}

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 04:00
How many molecules are found in 1.32 mol of nacl?
Answers: 1
question
Chemistry, 22.06.2019 09:00
The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles
Answers: 1
question
Chemistry, 22.06.2019 23:30
To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.
Answers: 1
question
Chemistry, 23.06.2019 07:30
Which of the following statements best explains why chemistry is testable a) it can measure data by experiments b) it cannot add new evidence c) it cannot be verified d) it is biased
Answers: 1
You know the right answer?
cân 0.6g KHS03 cho vào 500ml, nước cất, ta thu được dung dịch A. tính pH và đêm năng của dung dịch A...
Questions
Questions on the website: 13722360