Think about how pressure relates to volume and how gas behavior would change in different volumes. which of the following will have the largest positive value for sº? a) 1 mole of helium gas at 1 atm pressure. b) 1 mole of helium gas at 2 atm pressure. c) 1 mole of helium gas at 5 atm pressure. d) 1 mole of helium gas at 0.5 atm pressure

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

Can someone me with 3 and 4 plz. this is for masteries test.

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided