Perform the following conversion and report the answer to the correct number of significant figures.

a) Determine the number of kilograms in 115 pounds might require 2 unit conversion factors.


If we knew the unit conversion factor

The calculation could have been completed with only one conversion.

You do not need to memorize the conversion between pounds and grams. I'll give that on the test. You do need to know the number of grams in a kilogram.