question 3(multiple choice worth 3 points)\n(06.06 lc)\nwhat is the volume of 3.5 moles of chlorine gas at…

question 3(multiple choice worth 3 points)\n(06.06 lc)\nwhat is the volume of 3.5 moles of chlorine gas at standard temperature and pressure (stp)?\n6.4 l\n22 l\n32 l\n78 l

question 3(multiple choice worth 3 points)\n(06.06 lc)\nwhat is the volume of 3.5 moles of chlorine gas at standard temperature and pressure (stp)?\n6.4 l\n22 l\n32 l\n78 l

Answer

Explanation:

Step1: Recall molar - volume at STP

At STP, 1 mole of any ideal gas occupies 22.4 L.

Step2: Calculate volume of 3.5 moles

Use the formula $V = n\times V_m$, where $n = 3.5$ moles and $V_m=22.4$ L/mol. So $V=3.5\times22.4$ L. $V = 78.4\approx78$ L

Answer:

D. 78 L