Calculate the Ka for the following reaction given that the equilibrium concentrations are [CH3COO-] = 0.025 M, [H3O+] = 0.025, and [CH3COOH] = 0.065M

Which statement would indicate the presence of an acid

How many joules of heat are required to raise thetemperature of 750 g of water from 11.0 °c to 19.0 °c?

An uncovered pot of water lies out in the sun. which statements correctly describe what happens at the surface of the liquid water? 1. the vapor pressure remains constant regardless of the water temperature. 2. the vapor pressure is produced by water molecules that have evaporated. 3. the vapor pressure increases as the sun heats the water in the pot. 4. evaporation stops once the vapor pressure reaches a certain point. 5. evaporation and condensation both occur on the liquid’s surface.