It would be a,b,c as the answer. hope this helps!
Larger elements are able to form in a supernova explosion because the star releases very large amounts of energy as well as neutrons, which allows elements heavier than iron to be produced.
<h3>What is Supernova?</h3>
This is referred to the explosion of a star and it resulting in larger elements being formed through a process known as nucleosynthesis and is usually accompanied by an increase in the brightness of the star.
The elements produced are usually larger than elements such as iron and examples include uranium, gold etc.
This is therefore the reason why it was chosen as the most appropriate choice.
Read more about Supernova here brainly.com/question/27492871
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Answer:
symbol= F
proton= 9
neutron= 19 I understand this is it ok for you
Answer: Potassium
Explanation: Potassium is the chemical element with 19 electrons, 19 protons and 20 neutrons.
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Answer:
I'm assuming atmospheric pressure, since it says she is measuring pressure exerted my atmospheric gases
