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?

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

Helium decays to form lithium. which equation correctly describes this decay?

Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?