Question

1.572x108 Troy oz of silver were used in the us in 1980 how many kilograms is this

Answer 1

Answer: 4873200 kg

Step-by-step explanation:

Given mass:
`1.572* 10^8` troy oz

Conversion factor :
`1troyoz=0.031kg`

Thus if 1 troy oz weighs in kg = 0.031 kg

`1.572* 10^8` troy oz will weigh in kg =
`(0.031)/(1)* 1.572* 10^8=0.04873* 10^8kg`

Thus there are
`0.04873* 10^8kg` in
`1.572* 10^8` troy oz of silver used.