Methane undergoes combustion. Which products form?  
CO2, H2O, and O2

 
C and H2O

 
CO2 and H2O

 
CO2 and H​

For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro

Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope