Posted by **mysterychicken** on Friday, October 22, 2010 at 5:07pm.

I..don't understand any of this:

43. How many moles are in 25.0 grams of potassium? Show your work and round your answer to the appropriate number of significant figures.

Please, please help with this!

Thanks

-MC

## Answer this Question

## Related Questions

- Chemistry - I still don't understand how to do this problem; grams/molar mass I ...
- Significant figures in chemistry - can someone please explain significant ...
- SCIENCE - PLEASE HELP PLESE - 1) Round 578.683 m, 47.3333 kg, and 789.5 cm to ...
- Chemistry - answear in standard exponential form with correct number of ...
- Chemistry - Find the mass of water (H2O) needed to react with 150 grams of ...
- chemistry - Suppose you are asked to find the area of a rectangle that is 2.1-cm...
- Science Significant Figures - Calculate the area, with the appropriate number of...
- ***Chemistry!!!! - Carry out the following operations, and express the answer ...
- Chemistry - I have a Chemistry question which should be very simple but I do not...
- Science (Chemistry!) - I just do not understand ANYTHING about multiplying/...