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1. For a laboratory experiment, the instructions say add 4 grams of calcium chloride (CaCl2) to a 500mL volumetric Flask and dilute to the line with DI water. What is the molarity of this solution.
2. Determine the amount of milliliters needed in a .5M soilution of CuCl2 to provide 35g of pure CuCl2.
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Chemistry, 22.06.2019 07:00
What effect does a decrease in temperature have on the overall rate of a chemical reaction? a decrease in temperature decreases . the reaction rate will
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Chemistry, 23.06.2019 16:30
Boron has an average atomic mass of 10.81. one isotope of boron has a mass of 10.012938 and a relative abundance of 19.80 percent . the other isotope has a relative abundance of 80.20 percent what is the mass of that isotope? report two decimal places
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Chemistry, 24.06.2019 03:00
The standard gibbs energy of formation of nh3(g) is ā16.5 kjmolā1 at 298k. what is the reaction gibbs energy when the partial pressures of the n2, h2, and nh3 (treated as perfect gases) are 3.0bar, 1.0bar, and 4.0bar, respectively? what is the spontaneous direction of the reaction in this case?
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1. For a laboratory experiment, the instructions say add 4 grams of calcium chloride (Ca...
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