Chemistry, 01.03.2021 21:20 PrincessIndia
Calculate the percent composition for each of the following compounds:
A potassium bromide, KBr
B. Acetone, C3H6O
Answers: 2
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If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?
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Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
Calculate the percent composition for each of the following compounds:
A potassium bromide, KBr
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