What is the percentage of Calcium in CaC2?
O 63 %
O 77%
O 23%
O 37 %

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms

Malia was able to make a paper clip float on the surface of water what will most likely happen to the paper clip if a drop of dishwashing detergent is added near it

Which of the following steps is not likely to take place during cellular respiration? (5 points) select one: a. oxygen combines with carbon of simple sugar. b. energy molecule transfers energy to cells. c. simple sugar breaks down. d. energy is used up.