Question

How many moles of cobalt (Co) atoms are there in
6.00x10^9 (6 billion) Co atoms?

Answer 1

okay lets take the given and multipy it by 1(for the amount of moles) and then divide that answer by 6.022x10^23

Answer 2

alright i did that and got 1.02x10^8 is that correct?

Answer 3

what type of chem class are you in?

Answer 4

in other words does your class use 6.0 or 6.022?

Answer 5

ya i have to use sig figs if thats what u mean..

Answer 6

no do yu know your conversion factors?

Answer 7

1 mole/ amu ...

Answer 8

1mole= 6.0x10^23 atoms= the formula mass(grams)

Answer 9

yea i know and since were going from number of particles to moles we divide by 6.0x10^23, right?

Answer 10

alright i screwed up i did that formula, yet i punched the numbers incorrectly into my calculator. thank you very much for your help.

Answer 11

what was your answer?