State the coefficient required to correctly balance the following chemical equation: ___ O2 + ___ In > ___ In2O3

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?

What does an electron configuration for an atom relate to the atoms placement on the periodic table