Solid potassium chlorate, KClO4, decomposes to form solid potassium chloride, KCl, and oxygen gas. What mass of potassium chlorate is required to form 120.0 g of potassium chloride?

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Q: What is the mass of 3.367 moles of Ca(OH)₂? 249.5 g 4.544 x 10-2 g 22.007 g 499.0 g 74.10 g

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Q: What mass of calcium chloride, CaCl₂, is needed to prepare 3.610 L of a 1.56 M solution? 5.63 g 425…

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Q: 1. Write the expression for the equilibrium constant K for the following reactions below. a. N₂ (g)…

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Q: | 10 Give the organic product: PCC(2:1 excess) CH₂Cl₂ which aleb. & alt C.

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Q: 12 Write the equilibrium expression for the following reaction: S(s) + O₂(g) SO₂(g) a) K= Ob) K- Oc)…

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Q: . 2. What is meant by pH and how is it measured? What do all acids have in common?

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Q: A sample of household ammonia has a pH of 11.9. What are the pOH and [OH-] of the sample?

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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".