Which of the following correctly describes what happens to solid water if you
continue to add thermal energy to it.
1 the water molecules gain kinetic energy and vibrate faster until the inter molecular forces are overcome and they are able to break free from one another and form a gas

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6

How many molecules are in 6.0 moles of methane