Chemistry, 12.01.2021 04:10 cristabean87
The Ksp of Mg(OH)2 is 1.2 x 10¯11. What minimum OH¯ concentration must be attained to decrease the Mg2+ concentration in a solution of Mg(NO3)2 to less than 1.1 x 10¯10 M?
Answers: 1
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If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?
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2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here
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Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c.vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false
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The Ksp of Mg(OH)2 is 1.2 x 10¯11. What minimum OH¯ concentration must be attained to decrease the M...
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