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How many calcium ions are

Water softeners often replace calcium ions in hard water with sodium ions. Since sodium compounds are soluble, the presence of
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2. asked by M
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The diffusion coefficient for calcium ions crossing a biological membrane 10nm thick is 300 micrometers squared/second and the
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2. asked by Kelly
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What is the correct name for an ionic compound made up of calcium ions, Ca2+, and chloride ions, Cl–?A. chloride calcium B.
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2. asked by e
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The formula unit for the ionic compound, calcium bromide, consists of which of the following?? 1 Ca+ ion and 1 Br- ion ? 1 Ca2+
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2. asked by emma
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Which argument supports the claim that dissolving solid calcium chloride (CaCl2) in water is a chemical change?A. The ionic bond
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2. asked by Cortney
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An aqueous solution contains 4.50 g of calcium chloride, CaCl2, per liter. What is the molarity of CaCl2? When calcium chloride
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2. asked by Anna
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Sorry, the 1st part to those 2 questions are:Hard water contains metal ions, most commonly calcium and magnesium ions. Some
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2. asked by Cheryl
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Calcium fluoride is the well-known mineral fluorite. It is known that each unit cell contains four Ca2+ ions and eight F- ions
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2. asked by Jay
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Carbon is also removed from the atmosphere during the process of weathering. carbon dioxide combines with water to form carbonic
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2. asked by Sophie
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If barium ions (Ca^2) have a charge of 2 + and hydroxide ions (C1^1) have a charge of 1-, the compound calcium chloride is?a)Ca2
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2. asked by Anonymous
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