Chemistry, 12.02.2021 19:40 akeemsimpson15p2034o
Four grams of copper chloride on analysis was found to contain 1.89 of copper and 2.11 g of chlorine what is the percentage of copper in the compound
Answers: 1
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Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
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Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate
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What happens to the concentration of hydronium ions as the ph of a solution increases? a. hydronium ion concentration stays the same b. hydronium ion concentration decreases c. hydronium ion concentration increases
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Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.
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Four grams of copper chloride on analysis was found to contain 1.89 of copper and 2.11 g of chlorine...
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