Water, h2o, and methane, ch4, have about the same mass and differ by only one type of atom. why is the boiling point of water so much higher than that of methane?

How can you use chemical equations to predict the products of the reaction you can carry out?

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5

Describe the forces both attractive and repulsive that occur as two atoms move closer together.