A __________ covalent bond between the same two atoms is the longest.

Given the following reactions: 2S (s) + 3O2 (g) → 2SO3 (g) ΔH = -790 kJ S (s) + O2 (g) → SO2 (g) ΔH = -297 kJ the enthalpy of the reaction in which sulfur dioxide is oxidized to sulfur trioxide 2SO2 (g) + O2 (g) → 2SO3 (g)is __________ kJ.

The balanced reaction between aqueous potassium hydroxide and aqueous acetic acid is __________.

A 0.200 M K2SO4 solution is produced by __________.

The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O: 4 NH3 (g) + 7 O2 (g) → 4 NO2 (g) + 6 H2O (g)The combustion of 43.9 g of ammonia produces __________ g of NO2.

The ground state electron configuration of Ga is __________.

Sulfur and oxygen react to produce sulfur trioxide. In a particular experiment, 7.9 grams of SO3 are produced by the reaction of 5.0 grams of O2 with 6.0 grams of S. What is the % yield of SO3 in this experiment? S (s) + O2 (g) → SO3 (g) (not balanced)

The value of ΔE for a system that performs 111 kJ of work on its surroundings and gains 89 kJ of heat is __________ kJ.

A typical double bond __________.

The charge on an electron was determined in the __________.