The expression would be $0.20 x f. Once you figure out what the 'f' variable stands for, you have to multiply it by $0.20, and you will have your answer.
Answer:
Cellular respiration produces oxygen, while photosynthesis uses oxygen. Photosynthesis releases energy, while cellular respiration stores energy. ... Oxygen is produced during cellular respiration and stored during photosynthesis. Carbon dioxide and water released by cellular respiration are used in photosynthesis.
Explanation:
I think it is C, but I could be wrong because I am taking an educated guess.
B) Most metals conduct heat readily. In pure elemental forms, they
neither have basic or acidic properties. Other properties include
malleability, high melting points, high densities, and electric
conduction.
