URGENT PLZ HELP Which of the following is true for an exothermic reaction?

a. ΔH is positive, ΔT is positive

b. ΔH is positive, ΔT is negative

c. ΔH is negative, ΔT is positive

d. ΔH is negative, ΔT is negative

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.

What is the solubility-product constant of barium sulfate, baso4, if a saturated solution is 1.03 ´ 10-5 m?

Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant