How much energy is needed to turn 23 g of water completely into steam if it starts at a temperature of 8.0oC?

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What volume would 2.25 moles of ne has occupy at stp?

Asolution is made by dissolving 2.3 moles of sodium chloride (nacl) in 0.155 kilograms of water. if the molal boiling point constant for water (kb) is 0.51 °c/m, what would be the boiling point of this solution? show all the steps taken to solve this problem.