A sample of iron-59 initially registers 165 counts per second on a radiation counter. After 11.0 d,

Question:

A sample of iron-59 initially registers 165 counts per second on a radiation counter. After 11.0 d, the sample registers 139 counts per second. What is the half-life (in days) of iron-59?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

General Chemistry

ISBN: 9781305580343

11th Edition

Authors: Darrell Ebbing, Steven D. Gammon

See More Books

Question Posted: Nov 06, 2020 06:37 AM

See More Questions

A sample of iron-59 initially registers 125 counts per second on a radiation counter. After 10.0 d, the sample registers 107 counts per second. What is the half-life (in days) of iron-59?
A sample of copper-64 gives a reading of 88 counts per second on a radiation counter. After 9.5 h, the sample gives a reading of 53 counts per second. What is the half-life (in hours) of copper-64?
A sample of iron has a volume of 48.2 cm3. What is its mass?
When will the balance in the intercorporate investment account be the same if the investment is carried at fair value, or if the equity method of accounting is used?
Westinghouse Electric Company has experimented with different means of evaluating the performance of solder-joint inspectors. One approach involves comparing an individual inspector's classifications...
In this exercise, you are going to examine the historical data on Okun's Law, which we used in our discussion of the costs of unemployment. The level form of Okun's Law in Eq. (3.5) states that the...
A $2.0-\mathrm{H}$ inductor carries a current that is increasing at a rate of $0.40 \mathrm{~A} / \mathrm{s}$. What is the magnitude of the $\mathrm{emf}$ induced in the inductor? Does this...
Louisiana is busy designing new lottery scratch-off games. In the latest game, Bayou Boondoggle, the player is instructed to scratch off on spot: A, B, or C. A can reveal Loser, Win $1, or Win $50. B...
4. The atomic numbers of elements, U, V, W and X are 13, 14, 16 and 17 respectively. Which one of the elements will react with oxygen to form an ionic compound? (Atomic number of oxygen is 8) X A. B....
Jeff Bowlen, a labor relations expert, has collected information on strikes in various industries. a. Jeff says, Industry A has been harder hit by strikes than Industry B. In what scale of...
If 24.0% of a sample of radioisotope decays in 8.73 s, what is the half-life of this isotope (in seconds)?
A sample of silver-112 gives a reading of 875 counts per hour on a radiation counter. After 0.25 h, the sample gives a reading of 400 counts per hour. What is the half-life (in hours) of silver-112?
What are the shortcomings of this method?
Explain the influence of contract preconditions and exceptions in dynamic models. How do they affect the complexity of the dynamic model?
Which of these has a frustrationregression element? Safety needs Social needs Growth needs Self-actualization
Elaborate a list of concepts and subconcepts (subtypes of the original concept, e.g., dog and beagle) from common sense. Then, try to identify the type of each relation: structural, associative, or...
How does a tax- deferred transaction impact the holding period of an asset?
_________ are related to relational aspects and involve a sense of belongingness. Safety needs Social needs Esteem needs Self-actualization
You have been hired to value a new 30-year callable, convertible bond. The bond has a coupon rate of 3.2 percent, payable semiannually, and its face value is $1,000. The conversion price is $58, and...
On April 29, 2015, Auk Corporation acquires 100% of the outstanding stock of Amazon Corporation (E & P of $750,000) for $1.2 million. Amazon has assets with a fair market value of $1.4 million (basis...
Complete the following equation. Using Table 15.2, predict whether you would expect the reaction to occur to any significant extent or whether the reaction is more likely to occur in the opposite...
Use Table 15.2 to decide whether the species on the left or those on the right are favored by the reaction. a. b. c. d. HCN HSCN H2S TABLE 15.2 Relative Strengths of Acids and Bases Weakest acids HBr...
Use Table 15.2 to decide whether the species on the left or those on the right are favored by the reaction. a. b. c. d. CN--+ H-O-HCN + OH TABLE 15.2 Relative Strengths of Acids and Bases Weakest...
Greenwood Company manufactures two products-15,000 units of Product Y and 7,000 units of Product Z. The company uses a plantwide overhead rate based on direct labor-hours. It is considering...
1. In his job, Martin is handed several bricks. He carries them across a yard and hands them to a bricklayer. He thinks he works hard, but his sister tells him that he does not work on the bricks....
12-19. A train starts from rest at station A and accelerates at 0.5 m/s for 60 s. Afterwards it travels with a constant velocity for 15 min. It then decelerates at 1 m/s until it is brought to rest...

A sample of iron-59 initially registers 165 counts per second on a radiation counter. After 11.0 d,

Question:

Step by Step Answer:

At t 0 the rate is 165 nucle...View the full answer

General Chemistry

Students also viewed these Sciences questions