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Posted by on Sunday, December 5, 2010 at 10:13pm.

How much 2.5mM solution of NaCl can be made from 30g of this pure salt?

  • chemistry - , Sunday, December 5, 2010 at 10:29pm

    Molar mass NaCl = 58.442
    30.0 g is 30.0/58.442 = 0.5133 moles.
    2.5 mM = 0.0025M
    M = moles/L of soln.
    0.0025 = 0.5133/L of soln
    Solve for L.

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