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I had some AP chemistry questions from the old review book, but there arent any "anwser key" for those questions..so i am just wondering maybe u can help me :D thx

5) All pf the following statements are true except
a) In a n endothermic process heat is transferred from the surroundings to the system.
b)The greater the specific heat of an object, the more thermal engery it can store.
c)The SI unit of specific heat capacity is joules per gram per Kelvin
d)Heat is transferred from the system to the surroundings in an exptherimic process
e)The temperature of a system is a state function

7) All of the following statements are true except
a)energy is neither created nor destroyed in chemical reactions
b)spontaneous reactions are always exothermic
c)kinetic energy is the energy associated with motion
d)energy is the capacity to do work
e)increasing the thernal energy of a gas increases the motion of its atoms

2006-10-18 19:14:54 · 2 answers · asked by whoisfool2003 1 in Science & Mathematics Chemistry

2 answers

5. (c) is wrong: The SI unit is joules per kilogram per kelvin (J/kg*K)

7. (b) is wrong, there are many endothermic reactions that are spontaneous.

2006-10-18 20:41:42 · answer #1 · answered by Dimos F 4 · 0 0

dimos is correct....

2006-10-18 21:25:23 · answer #2 · answered by teroy 4 · 0 0

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