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chemistry

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Calculate the molarity of each.

a. 1.50 mole of NaCl in 8.00 L of solution

0.188 M NaCl

b. 270 mg of NaCl in 3.00 mL of solution

90 M NaCl

  • chemistry -

    I agee with a but not b.
    b)
    270 mg = 0.270g
    mols = 0.270/58.44 = about 0.005
    M = moles/L = about 0.005/0.003 = ?

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