What of the gasses is N and the flame changes it's color from Orange to blue
The equilibrium means that amount that are coming equals the amount that are going.
So the correct answers are
<span>2. A person's income and expenses are equal every month.
</span><span>3. The pressure exerted on the inside of a balloon by the gas inside is equal to the pressure exerted on the outside of the balloon by the atmosphere.</span>
Hello,
this is true, The law of reflection states that the angle of incidence is equal to the angle of reflection.