The reaction 2fe + 3br2 > 2febr3 is an example of which type of reaction

-combustion reaction
-single replacement reaction
-combination reaction
-decomposition reaction

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

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