The Kc for the reaction below is 3.34 x 10-6 at equilibrium at 500 K: 2IBr (g) What does this sign' ⇌' (I know it's equilibrium) mean in chemistry? - Quora I2 (g) + Br2 (g). H= -568 KJ/mol What is the equilibrium concentration of I2 and Br2, if the equilibrium Concentration of IBr is 0.0947 M.

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

Which of the following electromagnetic waves can create ions?

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.