Which is an acceptable Lewis structure for a diatomic nitrogen moleculel OAN
.N
N.
OC
:N
N:
OD.
N
N
OE.
NEN:

Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon

Matches the chemical name of each oxide of phosphorus to its chemical formula

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.