Which of these molecules are considered
compounds? (Mark ALL that apply)

F2 (fluorine gas)
N2 (nitrogen gas)
CO2 (carbon dioxide)
H2SO4 (sulfuric acid)
Naci (table salt

About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors