Asked by puyehe
how many grams of salt (NaCl) must be dissolved in water to make 2 M salt solution?
Answers
Answered by
DrBob222
How much water? I'll pick 1 L of solution (not 1 L of water).
M = moles/L of solution.
2 = mols/1 L so you need 2 moles.
grams = mols NaCl x molar mass NaCl = ?
M = moles/L of solution.
2 = mols/1 L so you need 2 moles.
grams = mols NaCl x molar mass NaCl = ?
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