Chemistry, 06.09.2019 07:10 ehehvevsbg
1. calculate the ph of a 2.5m solution of nh3 (kb = 1.8 x 10-5 ).
Answers: 2
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12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer
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Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
Answers: 1
1. calculate the ph of a 2.5m solution of nh3 (kb = 1.8 x 10-5 )....
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