If 7.4 moles of carbon dioxide is produced in this reaction, how many moles of oxygen gas would be needed? 1 C7H16 + 11 O2 = 7 CO2 + 8 H2O

your answer would be “dry”

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.