a cylinder of gas has a Mass of 10kg and a pressure of 8 atm at 27°C when some gas is used in Cold room at –3°C the gas remaining in the cylinder at this temperature has a pressure of 6.4 atm calculat the Mass of gas used.​

Avalue that describes how heavy an object is and is related to the force of gravity is

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87