Homework Help: Science/Mathamatics

Posted by the shadow on Sunday, October 1, 2006 at 12:55pm.

A typical copper ore in Canada contains about 2% of the metal. If the annual production of mined copper is about 700000 t, how much ore must be mined annually?

Money,time,

2% = 700000
THEREFORE 100% = ?

100/2 X 700000 = 35000000t

Hi! Very nice site! Thanks you very much! Pyz685DZYQI

Hello! Good Site! Thanks you! agcmsddpnngilz

No one has answered this question yet.

Answer this Question

Related Questions

science - bornite(Cu3FeS3)is copper ore used in the production of copper.when ...
chemistry - Bornite (Cu3FeS3) is a copper ore used in the production of copper. ...
science - why is copper used for electrical wiring? The have writen 'Copper ...
Chemistry - A copper ore consists of 6.32% chalcopyrite, CuFeS2(s). How many ...
Chemistry - True or False? a) wet metallic copper can be rinsed with acetone to ...
Chemistry - A copper ore consists of 6.32% chalcopyrite, CuFeS2(s). How many ...
CHEMISTRY - im a little confuse on this problem. "in the production of ...
CHEMISTRY - im a little confuse on this problem. "in the production of ...
CHEMISTRY - im a little confuse on this problem. "in the production of ...
CHEMISTRY - im a little confuse on this problem. "in the production of ...

For Further Reading

First Name:
School Subject:
Answer: