The answer would be C because I did the test and I got 1 question wrong and made an 90% .
image plz i need that to answer question
Do I need to solve 12.046 x 10^25 to get the answer
diatomic hydrogen is written as H2 (2.02 grams H2) <------- if each hydrogen atom is 1.01 grams, then two hydrogen atoms are 2.02 grams 2.0 moles H2 X 2.02 grams H2 ------------- (divide to cancel moles) = 4.04 grams/mole H2 ÷ one mole = 4.04 grams H2