Material 3986

There are 1.2 per mille of gold in the rock. How many grams of gold will they get from 45 tons of raw material?

Correct answer:

g =  54000 g

Step-by-step explanation:

m1=45 t kg=45 1000  kg=45000 kg m2=m1 g=m1 1000  g=45000 1000  g=45000000 g r=1.2=10001.2=0.0012  g=r m2=0.0012 45000000=54000 g



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