Temperature measures how hot or cold something is compared to a reference point. explain what is meant by reference point

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 does earth’s rotation on its axis cause? the tides night and day passing of years phases of the moon

What diagram shows the ionic compound of magnesium oxide