A container is filled with 5.00 g of CH4 and 1.00 g of Ne until the total pressure inside the container is 20.0 atm. What is the partial pressure of the CH4?

Hydrogen-2 is also known as deuterium as well as hydrogen-3 is known as tritium hydrogen-1 is our common hydrogen isotope a sample hydrogen gas has 99% hydrogen -1 ,0.8% deuterium , and 0.2% tritium what is the average atomic mass of this mixture of isotope to the thousands place