Asked by Bekah

Calculate the concentrations of the following solutions, assuming the volumes are exact measurements:
a. 18.64g of sodium hydroxide in 350mL of solution
b. 8.97mL of 18M hydrochloric acid in 250mL of solution
Answered by DrBob222
A. Concns come in many flavors such as molarity, molality, normality, percent by mass, percent by volume, etc. M is what follows for my response. moles = grams/molar mass. Solve for moles. Then M = moles/L
B.18M x (8.97mL/250 mL)= ?
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