tireekkimble5
12.12.2020 •
Chemistry
A galaxy is 650 million light years away. Based on Hubble's Law, how quickly is
that galaxy moving away from us?
a.29.5km
b..33km
c.572km
d.14300km
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Ответ:
Ответ:
Explanation:
A carbon-12 atom has a mass defect of 0.09564 amu. What is its nuclear binding energy? Round to 3 significant figures. x 10 J per carbon-12 atom
First use the formula;
1 amu =934 MeV
therefore 0.09564 will have
934 x 934
= 89.3 MeV