Question

What is the mass in grams of 2.6 moles of Lithium Bromide (LiBr)? (Molar Mass LiBr = 86.84)

Answer 1

Answer:

1

mol of lithium bromide has a mass of

86.85

g

⋅

m

o

l

−

1

. You have

2.6

moles of the stuff.

Explanation:

So mass

=

86.85

g

⋅

m

o

l

−

1

×

2.6

m

o

l

=

?

?

g

.