What is the mass of 3.95 L of methane gas at 0.870 atm and 35.0 degrees Celsius?

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >

the electron configuration that you gave me has 16 electrons ergo it has 16 protons ergo it is the element sulfur.

a corroding iron, if that's one of your choices