Determine the molarity (M) of 0.2074 g of calcium hydroxide, Ca(OH)₂ (74.09 g/mol), in 40.00 mL of solution.
a) 6.998 x 10⁻⁵ M
b) 0.06998 M
c) 1120 x 10⁻⁵ M
d) 5185 M