According to the law of conservation of energy, the total amount of energy in the universe is question 20 options: decreasing constant

According to the Law of Conservation of Energy, the total amount of energy in the universe remains constant. The total amount we have now is what we had at the time of the birth of the universe around 13.8 billion years ago, and it’ll be the same amount 10^100 years from now, too.

the answer is barium and copper bromide