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Chemical Dictionary states that K2CrO4 is the formula for potassium chromate. It is also known as dipotassium chromate. It has a formula mass of 194.20, a melting point of 985 degrees Celsius and a density of 2.73 grams ... More »

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The chemical formula for potassium hydroxide is K(OH). This compound is formed by one atom of potassium and one molecule of hydroxide, which is formed by one atom each of oxygen and hydrogen. More »

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Potassium iodide is a chemical compound with the molecular formula KI. Its molar mass is approximately 166 grams per mole. It is a white crystalline solid, with a density of 3.123 grams per cubic centimeter, a melting po... More »

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Chemical Dictionary states that the chemical formula for chromium (III) nitrate nonahydrate is Cr(NO3)3.9H2O. The formula can also be expressed as CrH18N3O18. Chromium nitrate is the chromium salt of nitric acid. The nit... More »

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Chemical Dictionary lists the structural formula for acetic acid as CH3COOH. Its chemical formula is C2H4O2. It is composed of two carbon, four hydrogen and two oxygen atoms. More »

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The chemical formula for cobalt(II) selenide is CoSe, according to Chemical Dictionary Online. It has a molar mass of 137.89 and a density of 7.65 grams per cubic centimeter. It has a melting point of 1,055 degrees Celsi... More »

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To make potassium nitrate, dissolve 40 grams of ammonium nitrate in 100 milliliters of water, add 37 grams of potassium chloride and gently heat the solution. Pour the solution through a coffee filter, and then freeze it... More »

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