A scientist fills a large, tightly sealed balloon with 75 L

Last updated: 7/29/2022

A scientist fills a large, tightly sealed balloon with 75 L of helium at STP. Using significant figures, how many moles of helium are contained within the balloon? 3.3 moles of helium 3.348 moles of helium 18 moles of helium 3.348 moles of helium