Answer:
7700000000
Explanation:
so 7.7 x 10 to the power of 9 is in standard form
to put it into a number you just need to times it by 1000000000
however your answer will only have 8 zeros because of the decimal point
Double replacement.
Ba(OH)2 + H2SO4 ====> 2H2O + BaSO4
B, the height above or below sea level
Methanol is not an example of a fossil fuel.