Answer to Question #170287 in General Chemistry for alia

General Chemistry

Question #170287

Calculate the mass of sodium hydroxide, NaOH, required to prepare 300 cm³ of a 0.200 mol/dm³solution.

Expert's answer

Volume = 0.3dm³

Mole = 0.3dm³× 0.200M

= 0.06mole

Mass= molar mass × mole

Molar mass of NaOH = 40g/mol

Mass = 40 × 0.06 = 2.4g

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