Answer:

when there is a radical in the denominator, we should rationalize (mutiply the denominator and numerator by the radical) to get rid of the radical in the denominator.
The epicenter was located somewhere on a circle centered at Recording station X, with a radius of 250 km.<span>
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If it is assumed that there are only two isotopes then the percent abundance needs to add up to 100%
100-35= 65%
The second isotope will have a 65% abundance.
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Answer:

Explanation:
By the First Law of Thermodynamics, the piece of metal and water reaches thermal equilibrium when water receives heat from the piece of metal. Then:




The answer would be <span>c.
Antimatter is made up of neutrons and electrons but no positive particles
Hope this helped</span>