What is the maximum amount of energy that could be produced from the reaction of 85.0 grams of Aluminum with 95.0 grams of oxygen, according to the following reaction? 4 Al + 3 O2 = 2 Al2O3 AHH = -3352 kJ

Which type of reaction always has an element and a compound as reactants

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.

Which substance has non polar covalent bonds