Question

If the mass of a typical star is 2.5x 1034 grams and there are approximately 600,000,000,000 stars in a galaxy, what

is the total mass of these stars?

Answer 1

1.55 x
`10^(15)`

or 1,550,000,000,000,000

Explanation:

2.5 x 1.034 x
`10^(3)` x 6 x
`10^(11)`

15.51 x
`10^(14)`

1.551 x
`10^(15)`