The best and most correct answer among the choices provided by the question is the fourth choice or letter D.
<span>A2+ would represent the ion of an element from Group 2A</span>
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Answer:80KM is distance. 30KM north is displacement.
Explanation:
4 protons the number of proton has the same number of electron [which is the same as atomic number]
Answer:
<h2>1.89 atm</h2>
Explanation:
The new volume can be found by using the formula for Boyle's law which is

Since we are finding the new volume

From the question we have

We have the final answer as
<h3>1.89 atm</h3>
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