Chemistry, 21.05.2021 21:30 bestsonever698
What are the concentrations of hydroxide and hydronium ions in a solution with a pH of 10.2? (4 points)
1.4 x 10โ4 M H3O+ and 7.1 x 10โ11 M OHโ
3.8 x 10โ6 M H3O+ and 2.6 x 10โ9 M OHโ
8.3 x 10โ9 M H3O+ and 1.2 x 10โ6 M OHโ
6.3 x 10โ11 M H3O+ and 1.6 x 10โ4 M OHโ
Answers: 3
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A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution
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Plzz a sample of table sugar (sucrose, c12h22o11) has a mass of 7.801 g. โ a) calculate the number of moles of c12h22o11 in the sample b) calculate the number of moles of each element in c12h22o11 (number of moles of c, number of moles of h & number of moles of o) in the sample. (use your answer from part a as your starting point.) show your work and highlight your final answer. calculate the number of atoms of each element in c12h22o11 (number of atoms of c, number of atoms of h & number of atoms of o) in the sample. (use your answers from part b as your starting for each element.) show your work and highlight your final answer.
Answers: 1
What are the concentrations of hydroxide and hydronium ions in a solution with a pH of 10.2? (4 poin...
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