Which substances pass through a leaf's stomata?
select all that apply
phosphorus
nitrogen
oxygen
water
trace elements
carbon dioxide

Match the acid base pairs by arranging the acid name with the conjugate base formula. hydrogen carbonate hydrogen phosphate carbonic acid read water sulfuric acid phosphoric acid a. co32- b. hso4- c. hco3- d. po43- e. h2po4- f. oh-

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.