OK so the answer will be that 2 3 4 5 are correct the first choice is incorrect.
Answer:
The Sun releases energy by fusing four hydrogen nuclei into one helium nucleus.
Explanation:
nuclear energy
It is clearly (a) is Einstein's equation
Answer:
a and c that is 1st and 3rd statements are applicable to the given question
Sodium bicarbonate (or baking soda) will cause both exothermic and endothermic reactions when added to water. It becomes either unstable or stable carbonic acid, which will eventually become CO2. The reaction would be exothermic is when H2CO3 (Carbonic Acid unstable) is formed and endothermic is when CO2 is.