Question

Two chemical reactions are described below
nitrogen and hydrogen react to form ammonia
carbon and hydrogen bond together to form a molecule of methane
for each reaction give:
a)the valance of each of the atoms involved in the reaction
b)the lewis structure of the product that is formed​

Answer 1

Surface tension is the tendency of liquid surfaces at rest to shrink into the minimum surface area possible. Surface tension is what allows objects with a higher density than water such as razor blades and insects to float on a water surface without becoming even partly submerged

Answer 2

Answer:

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Explanation:

the crimal is you and you are the criminal if our world

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