Chemistry Expert needed to help with mole???

A

anna m

New member
A sample of the male sex hormone testosterone, C19H28O2, contains 7.28×1020 atoms of hydrogen.

(a)How many molecules of testosterone does it contain?

(b)How many moles of testosterone does it contain?

(c)What is the mass of this sample in grams?

10 points to anyone who gets me the answer?!?!? Please I need help!! )):
 
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