A 2.984 g sample containing impure CuCl₂ 2 H₂O was heated to constant mass. The sample mass after heating to drive off the water was 2.452 g. What was the mass percent of CuCl₂ 2 H₂O in the original sample? %

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Q: Question 8.a of 10 A 432.1 gram sample of an unknown substance (MM = 92.41 g/mol) is heated from…

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Q: Chemistry Which electron configuration represents a transition element? Group of answer choices…

A: The d-block element are called as a transition elements.

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Q: A mixture of butene, C4H8, and butane, C4H10, is burned in air to give CO2 and water. Suppose you…

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Q: 7.A solution is prepared by dissolving 0.030 mol of potassium perchlorate in 75 mL of hot water.…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".