The partial pressure of water vapor in a greenhouse is 139.0 mm Hg, which is 18 percent of the total pressure. What is the total pressure in the greenhouse?

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

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.

+= + + balance the equation on coefficients, ex. 1,1,1