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barxatty [35]
3 years ago
15

The process that fuels a star is BEST described as________.

Chemistry
1 answer:
erik [133]3 years ago
6 0
Hydrogen fusion is the answer. It is also known as <span>hydrogen burning. </span>
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Is the group number the number of electrons on the outermost shell ​
vagabundo [1.1K]
In the column have the same electrons on the outer shell. Which the outer shell electrons are call valence electrons.
6 0
3 years ago
Pls help :)
prisoha [69]

Answer:

0.484 mole

Explanation:

1 mole of glucose reacts with 6 moles of O2, producing :

6 moles of CO2

6 moles of H2O

678 kcal

Using rule of three you have:

1 mole of glucose -> 678 kcal

x mole of glucose -> 328 kcal

x = 328/678 * 1 =0.484 mole

6 0
4 years ago
SCIENCE QUIZ HELP PLEASE! Btw I accidently clicked gravity. But i don't know if Gravity is the answer..
Oxana [17]

Answer: Gravity

Explanation:  So as the mass of either object increases, the force of gravitational attraction between them also increases.

5 0
3 years ago
Why doesn't benzaldehyde undergo a self aldol condensation?
Vladimir79 [104]
<span>Actually the main reason being benzaldehyde completely lacks alpha hydrogen within its whole structure and then this alpha hydrogen is the only hydrogen adjacent to the carbon from the carbonyl group, hence it will not undergo a self aldol condensation at all.</span>
5 0
3 years ago
In nature, one common strategy to make thermodynamically unfavorable reactions proceed is to couple them chemically to reactions
maks197457 [2]

Answer:

31.3 kJ/mol is the free energy, ΔG, for the overall reaction, A⇌D.

Explanation:

A⇌B, \Delta G_1 = 11.9 kJ/mol  ...[1]

B⇌C, \Delta G_2= -26.7 kJ/mol  ...[2]

C⇌D, \Delta G_3= 7.30 kJ/mol  ...[3]

A⇌D, \Delta G_4 = ?...[4]

[4] = [1] - [2] - [3]  (Using Hess's law)

\Delta G_4=\Delta G_1-(\Delta G_2+\Delta G_3)

=11.9 kJ/mol - (-26.7 kJ/mol+7.30 kJ/mol)

=\Delta G_4=31.3 kJ/mol

31.3 kJ/mol is the free energy, ΔG, for the overall reaction, A⇌D.

7 0
4 years ago
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