Write the symbol for the element with 30 neutrons and a mass number of a = 56.

What is the molality of a solution that has 4 mol of kci in 0.800 kg of water

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

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