Question
(a)
Calculate the molality (m) of a 0.310 molar (M) aqueous Ca(NO3)2 solution. The density of the solution is 1.230 g/mL.
m
(b)
Calculate the molarity of a 73.4 m solution of formaldehyde (CH20) in benzene (C6H6). The density of the solution is 1.100 g/mL.
M

Image Transcription

(a) Calculate the molality (m) of a 0.310 molar (M) aqueous Ca(NO3)2 solution. The density of the solution is 1.230 g/mL. m (b) Calculate the molarity of a 73.4 m solution of formaldehyde (CH20) in benzene (C6H6). The density of the solution is 1.100 g/mL. M

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