Question

A lightbulb filled with argon gas has a volume of 75 milliliters at STP. How many moles of argon gas does the lightbulb contain?

Answer 1

answer is 0.0033

Step-by-step explanation:

that is correct answer on plato

Answer 2

Step-by-step explanation:

Volume of gas at STP = 75mL = 75 x 10⁻³L

Number of moles of Ar gas =?

Note: 1L = 1dm³

Number of moles = volume occupied/22.4

Number of moles = 0.075 / 22. 4

Therefore, number of moles = 0.0034mol