Some teenagers think that their parents are “full of hot air.” Your mom inhales 4 liters of air with a temperature of 20 degrees Celsius. Since you think she is full of hot air, this temperature must increase while the air is in her lungs. If this air heats up to 37 degrees Celsius, what is the new volume of the gas?

14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

Light waves can move through , but they travel fastest when they move through a(n) .