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April 26, 2015

Homework Help: Science

Posted by Lee on Monday, April 9, 2012 at 2:47am.

25 cm of 1.0 mol dm− NaOH is added to 25 cm of 1.0 mol dm− HCl. The temperature rise is 6XC.
Which reactants will also give a temperature rise of 6XC?
A. 25 cm of 2.0 mol dm− NaOH and 25 cm of 2.0 mol dm− HCl.
B. 50 cm of 1.0 mol dm− NaOH and 50 cm of 1.0 mol dm− HCl.
C. 50 cm of 0.5 mol dm− NaOH and 50 cm of 0.5 mol dm− HCl.
D. 100 cm of 0.25 mol dm− NaOH and 100 cm of 0.25 mol dm− HCl.

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