Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

dddan

  • 2 years ago

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

  • This Question is Closed
  1. hereweg0
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

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

  2. dddan
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

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

  3. hereweg0
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    what type of chem class are you in?

  4. hereweg0
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    in other words does your class use 6.0 or 6.022?

  5. dddan
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

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

  6. hereweg0
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    no do yu know your conversion factors?

  7. dddan
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    1 mole/ amu ...

  8. hereweg0
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

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

  9. dddan
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

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

  10. hereweg0
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1348803312328:dw|

  11. dddan
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

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

  12. hereweg0
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    what was your answer?

  13. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.