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How many moles of chloride ions are present in a 460.0 mL solution of CaCl2 that has a concentration of 0.270 M?

Question

How many moles of chloride ions are present in a 460.0 mL solution of CaCl2 that has a concentration of 0.270 M?

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Step 1

The number of moles for a given chemical species refers to the ratio of mass to the molar mass. The mathematical formula which is used to calculate the number of moles is as follows:

Mass
Number of moles=.
Molar mass
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Mass Number of moles=. Molar mass

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Step 2

The molarity of a solution is defined as the ratio of the number of moles of solute present per liter of the solution. Its SI units are moles/liter.

Number of moles
Molarityolume of solution (L)
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Number of moles Molarityolume of solution (L)

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Step 3

The molarity of the calcium chloride solution is given to be 0.270 M.

The volume of the solution is give...

Number of moles=MolarityxVolume
-0.270 mol/Lx0.46L
=0.1242mol
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Number of moles=MolarityxVolume -0.270 mol/Lx0.46L =0.1242mol

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Inorganic Chemistry

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