Explanation:
By losing or gaining electrons from its outermost orbit
A should be the answer because the more you test an experiment the more data you have to rely on changing the experiment would cause you to have different outcomes making the results different and unreliable so B, C, and D is not going to be the answer Hope this helps
Answer: Most people think positively about chemistry. Chemistry has had a good impact on the world, such as the impact of renewable energy, clean water, and technology.
Explanation:
Hope this was helpful :)
Answer:Tungsten changes oxidation numbers +6 to zero
Undergoes reduction
Explanation:
did it!
