What is 0.00000354 moles per liter in standard notation? What is 1.1x10 to the 5th in standard notation?

Please help this is for a math problem I cant solve.

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5