2. Which statement is TRUE?
calorimetry is the science of measuring heat molar heat capacity is the energy required to raise the temperature of one mole of substance by one kelvin specific heat capacity is the energy required to raise the temperature of one mole of substance one degree °C calorimetry experiments do not have to be performed at a constant volume all statements are false
3. After substance A was added to a beaker of water, the water temperature decreased. Which statement explains this phenomenon?
this process was exothermic and required hear from water substance was endothermic and required heat from water substance A caused the water to boil the water molecules moved faster none of the above
4. What is the work done for the change in volume of a gas of 17L at a constant pressure of 12 atm?
100 J 204 J -204 J 347 J -347 J
5. Which compound is not in natural gas?
propane methane butane ethane all of the above
| about us | contact us
tutorials index | organic
chemistry | practice tests | online
quizzes | reference tools
site copyright (c) 2002 to neopages.com