What causes a star to shine brightly
1 answer:
Answer:
Stars shine because they are extermly hot of light .The source of their energy is niclear reactions going on deep inside the stars.
Explanation:
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Answer:
it releases energy
Explanation:
Clouds are formed by water then it evaporates into air
The atomic mass of Europium is 152 amu
Work:
151(0.4803) = 72.52 amu
153(0.5197) = 79.5 amu
72.5 + 79.5 = 152 amu
Answer:
3.3 mol is the answer
