The blue color of the sky results from the scattering of sunlight by air molecules. The blue light has a frequency of about 7.5×1014Hz

Write two balanced equations 1. dissolving of solid sodium hydroxide in water 2. the reaction of sodium hydroxide solution with hydrochloric acid

In which reaction is precipitation occurring?

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma