Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Feb 08, 2023

Half-lives of two radioactive substances A and B are respectively 20 minutes and 40 minutes. Initially, the samples of A and B have equal

Half-lives of two radioactive substances A and B are respectively 20 minutes and 40 minutes. Initially, the samples of A and B have equal number of nuclei. After 80 minutes the ratio of remaining numbers of A and B nuclei is (a) 1:16 (c) 1:4 (b) 4:1 (d) 1:1

Step by Step Solution

There are 3 Steps involved in it

Step: 1

The detailed ... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Physics

Authors: John D. Cutnell, Kenneth W. Johnson

9th edition

470879564, 1118424840, 470879521, 9780470879566, 9781118424841, 978-0470879528

More Books

Students also viewed these Physics questions

Question

★★★★★

Repeat Prob. 3120 with d = 0.75 in, F = 750 lbf, L = 10 in, and Di = 2.5 in. Repeat Prob. 3120, A utility hook was formed from a round rod of diameter d = 20 mm into the geometry shown in the figure....

Answered: 1 week ago

Question

★★★★★

Using the Borda count method, which restaurant is chosen? The members of the Student Council at Ohio State University are planning to go out to dinner following an upcoming meeting. The restaurant...

Answered: 1 week ago

Question

★★★★★

Using the pairwise comparison method, which restaurant is chosen? The members of the Student Council at Ohio State University are planning to go out to dinner following an upcoming meeting. The...

Answered: 1 week ago

Question

★★★★★

A manager found the following information for his company: Profit margin = 0.08 and total asset turnover = 1.85. Given that the total assets of the company is $200 million, the total liabilities is...

Answered: 1 week ago

Question

★★★★★

Early one Wednesday afternoon, Ken and Larry studied in the dormitory room they shared at Fogelman College. Ken, an accounting major, was advising Larry, a management major, regarding a project for...

Answered: 1 week ago

Question

★★★★★

Susan Lawrence owned a home in Toronto. A person, posing as Ms. Lawrence, went to a lawyer with a forged agreement to purchase and had the property transferred to another person who called himself...

Answered: 1 week ago

Question

★★★★★

d. Is the program accredited?

Answered: 1 week ago

Question

★★★★★

McDonalds has an undeviating policy of retaining absolute control over who receives new franchises. McDonalds granted to Copeland a franchise in Omaha, Nebraska. In a separate letter, it also granted...

Answered: 1 week ago

Question

★★★★★

The AFN equation and the financial statement-forecasting approach both assume that assets grow at relatively the same rate as sales. However, the relationship between assets and sales is often a...

Answered: 1 week ago

Question

★★★★★

The next diagram depicts a system of aqueducts that originate at three rivers (nodes R1, R2, and R3) and terminate at a major city (node T), where the other nodes are junction points in the system....

Answered: 1 week ago

Question

★★★★★

Excel Online Structured Activity: Corporate valuation Dantzler Corporation is a fast-growing supplier of office products. Analysts project the following free cash flows (FCFS) during the next 3...

Answered: 1 week ago

Question

★★★★★

Write one short paragraphs about the target market segments for your client and why you think this company and product will be successful. Are there economic, social, or other trends that make this a...

Answered: 1 week ago

Question

★★★★★

Quiz Instructions: Term Structure Models II and Introduction to Credit Derivatives Questions 1 and 2 should be answered by building and calibrating a 10-period Black-Derman-Toy model for the...

Answered: 1 week ago

Question

★★★★★

a1 a2 a3 15. (23) Let A = b b2 b3 and B = = C1 4a1b1 4a2+ b2 4a3+b3 C2 C3 C1 C2 C3 3b1 3b2 3b3 If det(B) = 6, then (1) det(A) = and (4) rank(A-1) = (2) det(2ABA-) = (3) det(BBT) =

Answered: 1 week ago

Question

★★★★★

For Exercises 27-32, refer to functions s, t, and v. Find the indicated function and write the domain in interval notation. (See Example 3) s(x) 27. (s. 1)(x) 31. (sv)(x) = x-2 x-9 x-3 t(x) = bail...

Answered: 1 week ago

Question

★★★★★

Demonstrate how the host from computer A identifying the destination of computer G before A can start sending file to the computer. == SWITCH ROUTER SWITCH A B C G H

Answered: 1 week ago

Question

★★★★★

The Hartnett Corporation manufactures baseball bats with Babe Ruth's autograph stamped on them. Each bat sells for $ 3 5 and has a variable cost of $ 1 9 . There are $ 3 1 , 2 0 0 in fixed costs...

Answered: 1 week ago

Question

★★★★★

Complete the following acid-base reactions: (a) HCCH + NaH

Answered: 1 week ago

Question

★★★★★

A fire hose ejects a stream of water at an angle of 35.00 above the horizontal. The water leaves the nozzle with a speed of 25.0 m/s. Assuming that the water behaves like a projectile, how far from a...

Answered: 1 week ago

Question

★★★★★

A person who weighs 670 N steps onto a spring scale in the bathroom, and the spring compresses by 0.79 cm. (a) What is the spring constant? (b) What is the weight of another person who compresses the...

Answered: 1 week ago

Question

★★★★★

A 325-kg boat is sailing 15.0 north of east at a speed of 2.00 m/s. Thirty seconds later; it is sailing 35.0 north of east at a speed of 4.00 m/s. During this time, three forces act on the boat: a...

Answered: 1 week ago

Question

★★★★★

Under what circumstances will a partner recognize a gain from an operating distribution?

Answered: 1 week ago

Question

★★★★★

List two common situations that will cause a partner's inside and outside basis to differ.

Answered: 1 week ago

Question

★★★★★

Franklin, Jefferson, and Washington formed the Independence Partnership (a calendar-year-end) by contributing cash 10 years ago. Each partner owns an equal interest in the partnership. Franklin,...

Answered: 1 week ago

Previous Question Next Question