### Solutions

goals
At constant pressure, a sample of helium gas has a volume of $800ml$ at ${27}^{o}C$
At constant pressure, a sample of helium gas has a volume of $800ml$ at ${27}^{o}C$
At constant pressure, a sample of helium gas has a volume of $800ml$ at ${27}^{o}C$
At constant pressure, a sample of helium gas has a volume of $800ml$ at ${27}^{o}C$
At constant pressure, a sample of helium gas has a volume of $800ml$ at ${27}^{o}C$