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A 5 0 . 0 - m L sample of 0 . 9 0 M sodium hydroxide is quickly added to a calorimeter containing 5
A sample of sodium hydroxide is quickly added to a calorimeter containing of hydrochloric acid at The equilibrium temperature of the reaction mixture is The reaction mixture weighs
NaOHNaCl
a
b If the specific heat of the reaction system is calculate the heat of reaction using the equation
c Calculate the molar heat of reaction.
When solid potassium bromide is dissolved in water, an endothermic reaction occurs.
a Is heat absorbed or given off by the reaction mixture?
b Does the water temperature increase or decrease?
c Is the of the reaction positive or negative?
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