Question

Molarity of 4 percent of noah solution isi

Answer 1

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1 Calculate the number of moles of solute present. mol NaOH. = 15.0g NaOH. x. 1 mol NaOH. 40.0 g NaOH. mol NaOH

2 Calculate the number of liters of solution present. L soln. = 225 mL. x. 1 L.

3 Divide the number of moles of solute by the number of liters of solution. M. = 0.375 mol NaOH. = 1.67 M NaOH. 0.225 L soln.