Posted by **Anonymous** on Wednesday, June 5, 2013 at 10:39am.

A "neon" sign contains 2.4¡Ñ10^2mL of argon. Assuming that the gas is at standard temperature and pressure, there is 1.00 moles of gas per 22.4 L of volume. How many argon atoms are present in this sign?

a. 6.5¡Ñ1021

b. 2.8¡Ñ1022

c. 3.2¡Ñ1024

d. 9.9¡Ñ10-23

- Chemistry -
**DrBob222**, Wednesday, June 5, 2013 at 1:53pm
See your post above.

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