Register
How many atoms exist in 100.0 grams of Lithium​
131k views
0 votes
How many atoms exist in 100.0 grams of Lithium​

User Mksuth
by
4.7k points

1 Answer

3 votes

Answer: 8.6 x 10^24 atoms

Step-by-step explanation:

To calculate the no. of moles in 100g of Li

No. of moles = mass /atomic mass

= 100/7

= 14.29moles

1mole = 6.02 x 10^23

14.29moles = 14.29 x 6.02 x 10^23

= 8.6 x 10^24 atoms

User PRR
by
4.4k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.3m questions

6.9m answers

Other Questions

What's the formula for the combined gas law?
Which option describes nonmetals?
The ions Ca2+ and PO43- form salt with the formula
At exactly 2:00 PM, speedy the hermit crab crawl onto a meter stick starting at the 10 cm mark. If he reaches the 60 cm mark at exactly 2:10 PM, what is his speed?
Carnot Cycle. If a boiler's heat source produces 106 Btu/hr at 600F, what is the highest possible rate at which work may be produced? The ambient air is 70F.
Link Copied!