How many grams of Ca(OH)2 are needed to produce 500 ml of 1.66 M Ca(OH)2 solution ?

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

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.