Bro nobody is gonna do that
There is 3.58 He in the balloon.
There are several differences between<span> a </span>physical and chemical change<span> in matter or substances. A </span>physical change<span> in a substance doesn't </span>change<span> what the substance is. In a </span>chemical change<span> where there is a </span>chemical<span> reaction, a new substance is formed and energy is either given off or absorbed.</span>
Equals with the number of number electrons and directly influence the mass number
Answer:
it produces a bright yellow light and a great deal of heat energy.
Explanation: