Answer:
sodium
Explanation:
sodium is the second most reactive. Magnesium being the least reactive
Answer: light and heat
Explanation:Our sun is the source of all life on Earth, and solar energy is useful to us in many different ways. The sun creates two main types of energy - light and heat - that we can harness for many activities ranging from photosynthesis in plants to creating electricity with photovoltaic (PV) cells to heating water and food.
<span>it tells you the sequence in which events occurred, not how long ago they occurred.</span>
Did u mean mass of potassium nitrate or the mass of nitrogen in potassium nitrate
