Sunday
April 20, 2014

Homework Help: Science - Chemistry

Posted by Sarasi on Wednesday, May 30, 2007 at 1:23pm.

How many atoms are in 12g of Zinc?

There are 6.02 x 10^23 atoms in 1 mol of anything. 1 mol of Zn has a mass of 65.38 g so 12 g is what part of a mol of Zn? and that fraction x 6.02 x 10^23 will be the number of atoms of Zn in the 12 g Zn.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chem - Superscript 15 How many moles of Pb is 9.3 X 1015 atoms of pb? 1 mol of ...
chemistry - how many moles of zinc atoms are need to supply the same number of ...
Chemistry - How would you approach a question like There are 6.02x 10 to the ...
chemistry - a. How many atoms of hydrogen are in 25.0 g of ammonia (NH3)? Use ...
Chemistry - We did a lab. The reaction of zinc and iodine. We put 1 g of zinc ...
CHEMISTRY - what is the symbol for chromium (II) sulfate? You mean the formula? ...
Chemistry - 1)The chemical formula for aspirin is C9H8O4. What is the mass of 0....
Chemistry - If a sample of Co2(CO)8 is found to contain 6*10^-2 mol of C atoms, ...
Check a chemistry answer - So I think I have done this problem right, I was just...
chemistry - calculate number of atoms in 4.67 mol of Ca(NO3)2 I got: 2.81 X 10^...

Search
Members