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Chemistry, 08.05.2021 03:00, dianacastro8298
Which event triggers the start of black hole formation?
A. The gravitational forces acting on a massive star decline rapidly.
B. A supernova blows a massive star apart.
C. A massive star depletes its stores of hydrogen and helium
D. Radiation emitted by a massive star increases
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Chemistry, 22.06.2019 16:00, sassy11111515
The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride
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Which event triggers the start of black hole formation?
A. The gravitational forces acting on a ma...
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