Determine the pH of a 0.010 M HNO3 solution. Is this an acid or a base?

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.

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

Enzymes affect the reactions in living cells by changing the