Chemistry, 30.03.2021 18:10, mpete1234567890
Question 1 (3 points)
You mixed 24.5mL of a 7.25M stock solution of KMnO4 with enough water to make 750mL of a new
solution. What is the new concentration of the solution?
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Answers: 1
Chemistry, 21.06.2019 22:20, Brooke7644
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
Answers: 2
Chemistry, 22.06.2019 14:00, leahstubbs
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 15:40, alleshia2007
Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n
Answers: 2
Question 1 (3 points)
You mixed 24.5mL of a 7.25M stock solution of KMnO4 with enough water to make...
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