Answer:
The sum of the numbers of protons and neutrons in the nucleus is called the mass number and, expressed in amu, is approximately equal to the mass of the atom. An atom is neutral when it contains equal numbers of electrons and protons.
Explanation:
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You would<span> have to </span>measure<span> all of </span>the<span> light and heat energy and use E=mc</span>2<span> to calculate </span>the<span> remaining</span>mass<span>. ... </span>After<span> accounting for </span>the<span> increase in </span>mass<span> due to </span>the<span> constituents binding with oxygen as MrSmellard pointed out and allowing </span>the<span> log to cool to </span>its<span> original temperature, </span>the mass<span> of </span>the<span> log will have ...</span>
Answer:
1/2hour
Explanation:
it takes the runner 1 hour to complete 10km
so 5km is half of 10km therefore would take half the time
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