Given: N2 + 3Cl2 → 2NCl3, ΔH = 464 kJ/mol

Use the given bond energies and the periodic table to calculate the energy change in the reaction.

The ΔH when 85.3 grams of chlorine react in the given reaction is ?

kilojoules.
Answer must be in the form of 3 significant figures!

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

Compare and contrast physical changes with chemical changes.

3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?