Posted by Drew on Saturday, November 10, 2012 at 10:37pm.
I don't think so. How did you arrive at that number?
meant A
How did you arrive at that number? Or did you guess?
guessed
I don't think the right answer is there if you posted the question and choices correctly. The atomic mass of hydrogen (H) is 1.01 but the molar mass of hydrogen (H2) is 1.01 x 2 = 2.02.
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