Why is the moon far away but look so close

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

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.