A gas has a density of 1.43 g/l at a temperature of 45 degrees Celsius and a pressure of 0.45atm what is the molecular weight of the gas

There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out

In which phase of mitosis do the spindle fibers pull the chromosomes apart to opposite sides of the cell ?

The limiting reactant(s) appeared to be