Question

What mass of nickel is in a 2,400 g sample of propanol if the concentration is 20 ppb?

A. 0.0083 g Ni
C. 4.8 x 10-5g Ni
B. 0.048 g Ni
D. 8.3 x 106 g Ni

Answer 1

x= 4.8x10^-5

Step-by-step explanation:

20ppb=20 parts per billion

______20g Ni________ = ____ XgNi___

1,000,000,000g sample 2400g sample

x=_(20)(2400)_ = 4.8x10^-5

1 billion

Hope this helps