Chemistry

A certain brine has 3.96% NaCl by mass. A 75.0−mL sample weighs 76.7g How many liters of this solution should be evaporated to dryness to obtain 730kg NaCl?

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asked by Bella
  1. The old molarity formula.
    density x mL x %/100 = grams.
    The density of the solution is d = mass/volume = 76.7/75.0 = whatever, then
    (76.7/75.0) x ? mL x 0.0396 = 730,000
    Solve for ?mL and convert to L.

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  2. 18037.5L

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    posted by Younis

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