A 84mL portion of 0.10M sulphuric acid was added to 80.0mL of a solution containing 5.10g of barium chloride (molar mass is 208.2 g/mole). Find the mass of barium sulphate (molar mass is 233.4 g/mole) that will precipitate.

What is the mass of sodium in 3 moles of sodium chloride

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.