According to Le Chatelier's principle, what always happens to the equilibrium of a reaction when the temperature is reduced?
It shifts to the right
It shifts to the left
It shifts in the exothermic direction
It shifts in the endothermic direction

no but i do not usually comment or use my voice that much when it comes to social media

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.