Plz help ASAP this is due today. 1) What is the approximate volume of 280 g of chlorine gas (Cl2) at STP?

A) 7.9 L
B) 22 L
C) 88 L
D) 180 L

2) 1 molecule of hydrogen+ 1 molecule of chlorine = 2 molecules of hydrogen chloride.
A) 2H+2CI=H2CI2
B) 2H+2CI=2HCI
C) H2+CI2=H2CI2
D) H2+CI2=2HCI

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Reaction rate depends on how many molecules are coming into contact with each other with enough energy to react. increasing the temperature of the reactants will increase -

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town