Question

What is the mass in grams of 5.9 mol C8H 18

Answer 1

Step-by-step explanation:

The molar mass of

C

8

H

18

=

8

⋅

12

+

18

⋅

1

=

114g mol

−

1

So the mass of

5.90 mole C

8

H

18

will be:

5.90

mol C

8

H

18

×

114

g C

8

H

18

1

mol C

8

H

18

=

673 g C

8

H

18

rounded to three significant figures