The main issues that have put some ocean population in peril include all of the following except

a. warmer sea waters temperature

b. lower ph values of seawater

c. expulsion of tiny algae

d. the color of algae is changing

Which type of fossil does this image depict?

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.

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.