How many moles of copper (cu) are in 65.8 g cu? a.1.04 mol cu b.10.9 mol cu c.41.7 mol cu d.63.5 mol cu

The correct answer is A) 1.04 mol Cu

{65.8 g     /   63.55 g/mol}

= 1.04 mol Cu

Explanation:

In  63.55  g  of copper metal there are  1 m o l  of  C u  atoms. By dividing the mass of Cu and molar mass, we can easily get the number of moles.

How many moles of copper (Cu) are in 65.8 g Cu?

1.04 mol Cu CORRECT ANSWER

10.9 mol Cu

41.7 mol Cu

63.5 mol Cu

I took the test and A) was correct

the link still does not work even when adding it to the url bar

explanation:

some sources quote the lethal dose, for an average 170lbs opiate-naive individual is between 75 and 375 mg