What is true of an acidic solution at room temperature?

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.

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.