Which is the top layer of the thermosphere?

a. exosphere

b. troposphere

c. stratosphere

d. mesosphere

Which best describes why nh4+ can form an ionic bond with cl-?

Can someone me with questions 12 and 13 plz.

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.