Suppose it took 74.5 joules of energy to raise the temperature of a bar of gold by 7.50 oC. Given that the specific heat capacity of gold is 0.128 J/g oC, what is the mass (in grams) of the bar of gold?

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.

Which states of matter have particles that move independently of one another with very little attraction?