Homework Help: Chemistry

Posted by Talina on Thursday, November 2, 2006 at 6:25am.

When 3g of sodium hydroxide (NaOH) was dissolved in 150g of water a value of 10.5 degrees C was obtained for delta T.
Calculate the heat (calories) produced by the solution of 3 g of NaOH
Calculate the number of calories that would be produced if one mole of sodium hydroxide was dissolved.

heat produced: masswater*cwater*deltaTemp

heat per mole: heatproduced*molmassNaOH/3

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