Jesse E. answered • 02/16/20

Masters in Chemistry and Bachelors in Biology

First, we need to know how many cm^{3 }are in a ft^{3 }: 1 ft^{3} = 28316.8 cm^{3}.

And how many grams are in 1 kg: 1000 g = 1 kg

Now we start the dimensional analysis:

2975 ft^{3} ( 28316.8 cm^{3}/1 ft^{3}) (0.917 g/cm^{3})(1 kg/1000g) =77,250 kg