75 points !!Classify the following reactions as to SYNTHESIS, DECOMPOSITION, COMBUSTION, SINGLE REPLACEMENT or DOUBLE REPLACEMENT reactions: N2 (g) + 3 H2 (g)→ 2NH3 (l)

2 H2(g) + O2(g--> 2 H2O(g)

CaCO3(s) → CaO(s) + CO2(g)

Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g)

Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?

The molar mass of nickel(ni) is 58.7 g/mol. how many moles are in an 88 gram sample of nickel?

Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.