1.

How are 0.50 mol and 0.50 M different?

Answer»

that the MOLAR mass of sodium carbonate is 106  Molar mass of = (2 × 23) + 12.00 + (3× 16) = 106 g MOL 1 MOLE of    = 106 g  0.5 mol of  = (106/1mole) x 0.5 mol   = 53 g   ⇒ 0.50 M of    = 0.50 mol/L    Hence, 0.50 mol of    is present in 1 L of water or 53 g of    is present in 1 L of water.



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