Chemistry
Chemistry, 29.06.2019 16:10, Akmmy

If a sample contains 5g of calcium chloride, what is the mass of calcium in the sample?

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Chemistry, 06.08.2019 19:30, santosbeti90
1. write a balanced equation for the precipitation of calcium carbonate from potassium carbonate and calcium chloride. 2. using this balanced equation, determine the limiting reactant if 15 grams of calcium chloride was reacted with 15 grams of potassium carbonate. 3. using your answer for question 2, determine the mass of potassium carbonate needed to fully precipitate all the calcium from a 25 ml sample of 15% calcium chloride.
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Chemistry, 22.08.2019 05:30, isiahamccoy8822
Calcium hydroxide, ca(oh)2, is neutralized by hydrochloric acid, hcl, and the products are calcium chloride and water. you have a sample of calcium hydroxide that you know contains 2.6x1024 hydroxide ions, based on an analysis of the sample. how many grams of hcl are required to react with the available calcium hydroxide?
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Chemistry, 23.09.2019 13:30, jennieogar20
Asample of calcium is analysed in a mass spectromet that the sample contains just two isotope of the calcium in the sample is 40.48. the sample contains 94.0 a calculate the isotopic mass of the other ca all your working. mass spectrometer. it has been determined calcium. the relative atomic mass he sample contains 94.0% of calcium-40. pic mass of the other calcium isotope in the sample. show
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If a sample contains 5g of calcium chloride, what is the mass of calcium in the sample?...

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