What is true about energy? (2 points) energy cannot be created during an ordinary chemical reaction. energy is used up during an explosion. there is more energy after a chemical reaction than before the reaction. when water melts, energy is created in the form of heat.

You have a sample of a gas that occupies a volume of 17ml at -111 degrees celsius. what volume does the sample occupy at 88 degrees celsius? show all work asap

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?