Part a: How many Cs nuclei are present if we have 8.7 μ g initially for C 55 124 s which has a half-life of 30.8 s?

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Answer 1

Question

Chapter 30, Problem 46P

To determine

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

To determine

Part b:

How many are present 2.6 min later?

To determine

Part c:

What is the activity at time 2.6 min?

To determine

Part d:

After how much time will the activity drop to less than about 1 per second?

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1. A charge of -25 μC is distributed uniformly throughout a spherical volume of radius 11.5 cm. Determine the electric field due to this charge at a distance of (a) 2 cm, (b) 4.6 cm, and (c) 25 cm from the center of the sphere. (a) = = (b) E = (c)Ẻ = = NC NC NC

1. A long silver rod of radius 3.5 cm has a charge of -3.9 ис on its surface. Here ŕ is a unit vector ст directed perpendicularly away from the axis of the rod as shown in the figure. (a) Find the electric field at a point 5 cm from the center of the rod (an outside point). E = N C (b) Find the electric field at a point 1.8 cm from the center of the rod (an inside point) E=0 Think & Prepare N C 1. Is there a symmetry in the charge distribution? What kind of symmetry? 2. The problem gives the charge per unit length 1. How do you figure out the surface charge density σ from a?

1. Determine the electric flux through each surface whose cross-section is shown below. 55 S₂ -29 S5 SA S3 + 9 Enter your answer in terms of q and ε Φ (a) s₁ (b) s₂ = -29 (C) Φ զ Ερ (d) SA = (e) $5 (f) Sa $6 = II ✓ -29 S6 +39

Answer 2

Question

Chapter 30, Problem 46P

To determine

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

To determine

Part b:

How many are present 2.6 min later?

To determine

Part c:

What is the activity at time 2.6 min?

To determine

Part d:

After how much time will the activity drop to less than about 1 per second?

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 30, Problem 46P

To determine

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

To determine

Part b:

How many are present 2.6 min later?

To determine

Part c:

What is the activity at time 2.6 min?

To determine

Part d:

After how much time will the activity drop to less than about 1 per second?

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 30, Problem 46P

To determine

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

To determine

Part b:

How many are present 2.6 min later?

To determine

Part c:

What is the activity at time 2.6 min?

To determine

Part d:

After how much time will the activity drop to less than about 1 per second?

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 5

Chapter 30, Problem 46P

To determine

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

To determine

Part b:

How many are present 2.6 min later?

To determine

Part c:

What is the activity at time 2.6 min?

To determine

Part d:

After how much time will the activity drop to less than about 1 per second?

Answer 6

Chapter 30, Problem 46P

To determine

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

Answer 7

Chapter 30, Problem 46P

To determine

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

Answer 8

To determine

Part b:

How many are present 2.6 min later?

Answer 9

To determine

Part b:

How many are present 2.6 min later?

Answer 10

To determine

Part c:

What is the activity at time 2.6 min?

Answer 11

To determine

Part c:

What is the activity at time 2.6 min?

Answer 12

To determine

Part d:

After how much time will the activity drop to less than about 1 per second?

Answer 13

To determine

Part d:

After how much time will the activity drop to less than about 1 per second?

Answer 14

Expert Solution & Answer

Answer 15

Expert Solution & Answer

Answer 16

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Answer 17

Ch. 30 - Prob. 1OQ Ch. 30 - Prob. 1Q Ch. 30 - Prob. 2Q Ch. 30 - Prob. 3Q Ch. 30 - Prob. 4Q Ch. 30 - Prob. 5Q Ch. 30 - Prob. 6Q Ch. 30 - Prob. 7Q Ch. 30 - Prob. 8Q Ch. 30 - Prob. 9Q

Part a: How many Cs nuclei are present if we have 8.7 μ g initially for C 55 124 s which has a half-life of 30.8 s?

Part a:

How many Cs nuclei are present if we have $8.7 μ g$ initially for ${}_{55}^{124}C s$ which has a half-life of 30.8 s?

Part b:

How many are present 2.6 min later?

Part c:

What is the activity at time 2.6 min?

Part d:

After how much time will the activity drop to less than about 1 per second?

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Chapter 30 Solutions

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Part a: How many Cs nuclei are present if we have 8.7 μ g initially for C 55 124 s which has a half-life of 30.8 s?