what is the concentration in molarity when 10 g of K3PO4 is dissolved in H2O to give 350 ml of solution?
Molar mass of K3PO4=212.3 g/mol
- Roger the MoleLv 710 months ago
(10 g K3PO4) / (212.2663 g K3PO4/mol) / (0.350 L) = 0.1346 mol/L = 0.135 M
(This matches the second option, but it violates the rules about significant digits.)
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