PLZ HELP ASAP Approximately how many grams of potassium chloride(KCI) are required to prepare 600. mL of a 2.50 M solution ?

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PLZ HELP ASAP

Approximately how many grams of potassium chloride(KCI) are required to prepare 600. mL of a 2.50 M solution ?

A) 103 g
B) 112 g
D) 125 g

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Neala 2 months 2021-08-18T06:57:03+00:00 1 Answers 2 views 0

Answers ( )

    0
    2021-08-18T06:58:58+00:00

    (B)

    Explanation:

    2.50 M KCl = (2.50 mol KCl/L)(0.600 L) = 1.50 mol KCl

    molar mass of KCl = 74.5513 g KCl/mol

    1.50 mol KCl × (74.5513 g KCl/mol) = 112 g KCl

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