1) What is the unit of heat?  a) Jules / calories b) Force c) Second d) Watt e) Mass f) Unit 2) What is the formula to calculate Heat when temperature change is present ? a) F= ma b) W=mg c) Ph=PoH d) q = mc ^ T 3) At times forward and reverse reactions will not be equal but eventually equilibrium will be reached. a) True b) False 4)  What is the pH of a solution of 0.325 M potassium hydroxide, KOH? a) 12.6 b) 13.512 c) 14.9 5) What is Kw dependent upon ? a) Kinetic energy b) Heat c) Temperature d) Gravity 6) On a sunny winter day, the snow on a rooftop begins to melt. As the water drips from the roof, it refreezes into icicles. Describe the direction of heat flow as the water freezes. Is this endo- or exothermic a) Endothermic b) Exothermic 

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