To: (a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3 H 2 8 π G (b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters. .

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Answer 1

Question

Chapter 44, Problem 39P

To determine

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

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Answer 2

Question

Chapter 44, Problem 39P

To determine

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 44, Problem 39P

To determine

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 44, Problem 39P

To determine

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 5

Chapter 44, Problem 39P

To determine

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

Answer 6

Chapter 44, Problem 39P

To determine

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

Answer 7

Chapter 44, Problem 39P

To determine

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

Answer 8

Expert Solution & Answer

Answer 9

Expert Solution & Answer

Answer 10

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Answer 11

Ch. 44 - Prob. 1Q Ch. 44 - Prob. 2Q Ch. 44 - Prob. 3Q Ch. 44 - Prob. 4Q Ch. 44 - Prob. 5Q Ch. 44 - Prob. 6Q Ch. 44 - Prob. 7Q Ch. 44 - Prob. 8Q Ch. 44 - Prob. 9Q Ch. 44 - Prob. 10Q

To: (a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3 H 2 8 π G (b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters. .

Concept explainers

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.

Want to see the full answer?

Chapter 44 Solutions

To: (a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3 H 2 8 π G (b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters. .

Concept explainers

To: (a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG (b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters. .

Want to see the full answer?

Chapter 44 Solutions

To:

(a) show that to prevent unlimited expansion of the universe, its average density must at least be equal to 3H28πG

(b) evaluate the ‘critical density’ numerically in terms of H-atoms per cubic meters.

.