How does a liquid substance change into gas?

Achemistry student weighs out of phosphoric acid , a triprotic acid, into a volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with solution. calculate the volume of solution the student will need to add to reach the final equivalence point. round your answer to significant digits.

How does the viscosity of magma change as magma cools?

Find the number of moles of argon in 364g of argon.