Using standard heats of formation, calculate the standard enthalpy change for the following reaction. CaCO3(s)->CaO(s) + CO2(g)

What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct

If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)

Once similarity and one difference between a mixture of elements and a mixture of compounds