Another sample is measured using the same equipment and the volume of the sample is found to be 1.2 cm^3. Is this a valid measurement? Why or why not?

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

Complete each row of the table below by filling in the missing prefix or missing exponent.

Which is true concerning the products and reactants of photosynthesis and cellular respiration? a. the products of photosynthesis are sugars and the reactants of cellular respiration are starches. b. the products of photosynthesis are reactants in cellular respiration. c. oxygen is needed for photosynthesis and is given off in cellular respiration.