Question

`i was wading in the creek and discovered what i thought to be a small meteorite. i took it home and found its mass to be 12.00 kg. i ran some fancy schmancy chemical tests on it, and determined that the mass of nickel within the sample was 300.0 grams. what is the mass percent of nickel in the meteorite?

a. 25.00%

Answer 1

2.5%

Step-by-step explanation:

12kg x 1000= 12,000g

300/12,000 = %/100

300 x 100= 30,000

30,000/12,000= 2.5%

Answer 2

25.00 because of you multiply