Question

a fertilizer sample, as received, contains 24.0% P2O5 and 5.00% H2O. the sampl is oven-dried and the %H2O becomes 0.5%. Calculate the %P2O5 in the oven-dried sample.

Answer 1

that looks complicated

Answer 2

\[\frac{24.0}{100}=\frac{x}{96.5}\]
Solve for x, you get x = 23.16%

Answer 3

thanks btaylor

Answer 4

im now sure w/ my anwer