Chemistry, 19.05.2020 15:04 fonzocoronado3478
When the pH of a solution is changed from 4 to 3, the hydronium ion concentration of a solution
1. Decreases by a factor of 10
2. Increases by a factor of 10
3. Decreases by a factor of 100
4. Increases by a factor of 100
Answers: 2
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Select the most likely product for this reaction: koh(aq) + co2(g) β ? k2co3(aq) + h2o(1) k(s) + h2(g) + o2(g) k(s) + co3(9) +h2
Answers: 2
Chemistry, 22.06.2019 17:20
Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?
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Chemistry, 22.06.2019 20:20
The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
When the pH of a solution is changed from 4 to 3, the hydronium ion concentration of a solution
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