Discover Questions

Finding the derivative problem I posted a picture please help? How much european does the average mexican have in their DNA? C4H8 + 6 O2 → 4 CO2 + 4 H2O If 197 grams of O2 react, how many grams of water form? How mean inches of rain to make a foot of show? Hi there, I know the answer to this question, but I cant figure out how to solve it, :( could someone please help?