Answer to Question #157704 in General Chemistry for Lilly

General Chemistry

Question #157704

How many moles are in a sample of 300 atoms of nitrogen?

Expert's answer

One mole contains 6.022 × 10²³ atoms (Avogadro's number).

As a result, 300 atoms of nitrogen contain:

n = 300 atoms / 6.022 × 10²³ atoms/mol = 4.98 × 10^-22 mol

Answer: 4.98 × 10^-22 mol

Learn more about our help with Assignments: Chemistry

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. A gas occupies a volume of 500 mL at 300K. To what temperature should the gas be lowered to bring th
2. What is 8.42 grams of sodium nitrate in moles
3. If 0.100 mol/L of nitrogen gas and 0.200 mol/L of chlorine gas are reacted in a closed Erlenmeyer f
4. A falling object has a mass of 12.4 kg and a downward velocity of 10 m/s. What is the Kinetic energy
5. 1. Give four procedure to be followed in the search for a "lead" as a drug designer2. Give
6. What acid and alkali could be used to make a fertiliser?A. Hydrochloric acid + sodium hydroxideB. Su
7. Derive the relationship between the temperature and volume for a reversible adiabatic process.