When solid sodium azide (NaN3) decomposes in a car airbag, it gives off sodium nitrate powder and nitrogen gas. Write a complete, balanced equation.

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.

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.