Answer:
Mass = 5.90 x 114 = 672.6g.
This can be rounded to 673g
C = 12 grams x 8 = 96 grams
H = 1 gram x 18 = 18 grams
Total = 96 + 18 = 114 grams in one mole.
If you have 5.9 moles, multiply this by the weight of one mole (114 grams) = 672.6 rounded to 673 grams in 5.9 moles.
Step-by-step explanation: