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MCQ A student mixes 30.0 mL of an NaOH solution originally at a temperature of 25.0...

MCQ

A student mixes 30.0 mL of an NaOH solution originally at a temperature of 25.0 degrees Celsius with 30.0 mL of HCl at the same temperature in a coffee cup calorimeter with a heat capacity of 50.0 J/C. The final temperature of the mixture is 27.0 C. Which of the following equations calculates the heat of the calorimeter?

a) 50.0 J/C x 2 C

  

b) 30.0 g x 50.0J/C x 2 C

  

c) 60.0 g x 4.18 J/gC x 2 C

  

d) 30.0 g x 4.18 J/gC x 2 C

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