Question: Suppose that a radioactive sample contains equal numbers of two radioactive nuclides A and B at t = 0. A has a half-life of 3.0

Suppose that a radioactive sample contains equal numbers of two radioactive nuclides A and B at t = 0. A has a half-life of 3.0 h, while B has a half-life of 12.0 h. Find the ratio of the decay rates or activities RA/RB at
(a) t = 0,
(b) t = 12.0 h, and
(c) t = 24.0 h.

Step by Step Solution

★★★★★

3.49 Rating (159 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

R R 0 2 tT12 N 1 and T 12 ln 2 Use these equ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

956-P-M-L-M (3418).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

The seasonal yield of olives in a Piraeus, Greece vineyard is greatly influenced by a process of branch pruning. If olive trees are pruned every two weeks, output is increased. The pruning process,...

Suppose a fusion power plant operates at the pressure ( 7 atm) and temperature ( 150 10 6 K) planned for ITER, and suppose the plasma volume equals that of ITER (840 m 3 ) as well. Assuming that the...

A radioactive sample is to be stored in a protective box with 4 cm thick walls having interior dimensions 4 by 4 by 12 cm. The radiation emitted by the sample is completely absorbed at the inner...

A radioactive sample with a half-life of 10 minutes is placed in a container. a. Complete the pictures below depicting the amount of this sample at the beginning of the experiment (t = 0 min) and 30...

ATTEMPT IS YOU ARE SURE OF YOUR QUESTIONS KINDLY A.1 A cup containing 0.5 kg of water at 50C is left to cool to the temperature of its surroundings: 15C. Is this a reversible process? [1] What is the...

5.A common inhabitant of human intestines is the bacterium Escherichia coli , named after the German pediatrician Theodor Escherich, who identified it in 1885. A cell of this bacterium in a...

A sample contains radioactive atoms of two types, A and B. Initially there are five times as many A atoms as there are B atoms. Two hours later, the numbers of the two atoms are equal. The half-life...

HW 1 1 . 6 0 / 1 point ( graded ) A sample contains radioactive atoms of two types, \ ( A \ ) and \ ( B \ ) . Initially there are five times as many \ ( A \ ) atoms as there are \ ( B \ ) atoms. Two...

1. Briefly explain the logic behind backward induction, our approach to solving sequential (dynamic) games. 2. Briefly explain the difference in market structure between perfect competition,...

Ann is a wealthy investor who earns $500,000 of interest and dividends during the current year. This year, she acquired a passive activity that produces a loss of $100,000 for the year. Deductible...

Using cosine transform to show that the steady temperature in the semi-infinite solid y > 0 when temperature on the surface y 0 is kept at unity over strip |x| > a and zero outside the strip is +x ...

Which of the following best describes the focus of employee acculturation? Question 2 4 options: Educating the new hire about the social aspects of the workplace Having employees complete the...

The local Toyota dealer has to decide how many spare shock absorbers of a particular type to order for repairing Toyota automobiles. This shock absorber has a demand of four units per month and costs...

Amy Van Dyken Construction Company uses the percentage-of-completion method of accounting. In 2008, Van Dyken began work under contract #E2-D2, which provided for a contract price of $2,200,000....

Mrs. STs corporate employer has a cafeteria plan under which its employees can receive a $3,000 year-end Christmas bonus or enroll in a qualified medical reimbursement plan that pays up to $3,000 of...

Amazon.com, Inc. is one of the largest Internet retailers in the world. Best Buy, Inc. is a leading retailer of consumer electronics and media products in the United States. Amazon and Best Buy...

Amazon.com, Inc. is one of the largest Internet retailers in the world. Netflix, Inc. provides digital streaming and DVD rentals in the United States. Amazon and Netflix compete in streaming and...

Solve the following initial value problems (i) dy dx = x2 2x + 1 y = 1 when x = 0 (ii) dy dx = (3x2 + 4x + 2) 2(y 1) y = 1 when x = 0

A bottle 6.0 cm tall is located 75 cm from the concave surface of a mirror with a radius of curvature of 50 cm. Where is the image located, and what are its characteristics?

A man stands 2.0 m away from a plane mirror. (a) What is the distance between the mirror and the mans image? (b) What are the image characteristics?

A virtual image of magnification +2.0 is produced when an object is placed 7.0 cm in front of a spherical mirror. (a) The mirror is (1) convex, (2) concave, (3) flat. Explain. (b) Find the radius of...

Steve and Kelly own a single - family home insured under an Insurance Services Office ( ISO ) Homeowners 3 Special Form ( HO - 3 ) policy. One evening, a fire destroys the home s living room and...

As discussed in class, riding circuit on horseback is the historical term that led to the current name for these courts: Multiple Choice State trial courts State supreme courts Federal appellate...

Body Header Styles Go to the sf effects.css file in your editor. Within the Body Header Styles section, create a style rule for the body element to add drop shadows to the left and right border of...