Use the information from the Example. Complete the steps to find how many grams as great the mass of one oxygen atom is than the mass of one hydrogen atom.(2.663 10 223 ) 2 (1.67 3 10 224 ) 5 ( 3 10 224 ) 2 (1.67 3 10 224 )5 ( 2 ) 3 10 2245 3 10 2245 3 10 223