One-eighth of a sample of 227 90 Th remains undecayed after 54 days. What is the half-life

Question:

One-eighth of a sample of ²²⁷ ₉₀ Th remains undecayed after 54 days. What is the half-life of this thorium isotope?

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

Step by Step Answer:

Related Book For book-img-for-question

The Physical Universe

ISBN: 978-0077862619

16th edition

Authors: Konrad B Krauskopf, Arthur Beiser

See More Books

Question Posted: Jan 08, 2019 12:56 PM

See More Questions

What is the half-life of Ra-226?
A circular coil (950 turns, radius = 0.060 m) is rotating in a uniform magnetic field. At t = 0 s, the normal to the coil is perpendicular to the magnetic field. At t = 0.010 s, the normal makes an...
In 1926, Albert Michelson measured the speed of light with a technique similar to that used by Fizeau. Michelson used an eight-sided mirror rotating at 528 rev/s in place of the toothed wheel, as...
Determine a house of quality for a ballpoint pen. In the house of quality, fill in three customer requirements. Determine one technical requirement for each customer requirement and fill it in....
Die Hard Company is a pesticide manufacturer. Its sales dropped a lot this year because of new legislation that outlawed the sale of many of Die Hard's chemical pesticides. In the coming year, Die...
In Exercises find the constant a, or the constants a and b, such that the function is continuous on the entire real number line. f(x) = = [3.x, ax - x 1 4. x < 1
Tests of the fidelity and the selectivity of 190 digital radio receivers produced the results shown in the following table: Use the 0.01 level of significance to test whether there is a relationship...
Below are eight common methods that project and functional employees can use to provide communications: a. Counseling sessions e. Project office memo b. Telephone conversation f. Project office...
1. Analyze and explain the theoretical concepts related to the balance of payments of a country? - A country has exports of $20 billion, imports of $25 billion, net transfers from abroad of $1...
Notes payable to financial institutions are confirmed as part of the confirmation of cash deposit balances. Standard confirmation forms include a request that the financial institution confirm all...
When the radium isotope 226 88 Ra undergoes alpha decay, the energy liberated is 4.87 MeV. (a) Identify the resulting nuclide. (b) The alpha particle has a KE of 4.78 MeV. Where do you think the...
If the half-life of a radionuclide is 1 month, is a sample of it completely decayed after 2 months?
The information given here has been gathered about Oryan Swim- Where, Ltd. Based on this information, estimate Oryans WACC. Current market value of common shares (10 million outstanding) $23.63/share...
A monopolist has the long run cost function C(Q)=100+Q. Inverse market demand is PD (Q) = 330-3Q. a. Assuming no shut down, find the monopolist's profit maximizing price and quantity. Start from...
Melanie is a junior financial manager in a multinational corporation. After she was sexually harassed by a top-level executive, she decides to sue the company. During settlement discussions, Melanie...
Design a 2x leveraged ETF on the S&P 500 index with TRS? Assume you can easily find a counterparty and feel free to use any benchmark rate or any other necessary assumptions when needed. Also, in...
Which ratio below measures the rate of return earned on the ordinary shareholders' investment in the firm? Debt Ratio Interest Coverage Ratio Return on Equity Current Ratio Operating Profit Margin
Calculate what the likely price per share would be if Yahoo! Inc. announced that it would sell their entire stakes in Alibaba Group (at the same price it sold the 523 million shares) and Yahoo Japan...
Determine the moment that each member exerts on the joints at Band D, then draw the moment diagram for each member of the frame. Assume the supports at A,C, and E are pins. EI is constant. 12 kN/m 10...
Write an essay describing the differing approaches of nursing leaders and managers to issues in practice. To complete this assignment, do the following: 1. Select an issue from the following list:...
(R)-Limonene is found in many citrus fruits, including oranges and lemons: Draw the structures and identify the relationship of the two products obtained when (R)-limonene is treated with excess...
Consider the structures of cis-decalin and trans-decalin: (a) Which of these compounds would you expect to be more stable? (b) One of these two compounds is incapable of ring flipping. Identify it...
Atorvastatin is sold under the trade name Lipitor and is used for lowering cholesterol. Annual global sales of this compound exceed $13 billion. Assign a configuration to each chirality center in...
Salmon ASA has just issued a callable seven-year, 8% coupon bond with coupon payable annually. The bond can be called at par in two years or anytime thereafter on a coupon payment date. It has a...
Lamda corporation wants to acquire another company within its industry for $100m and it expects the acquisition to contribute to its free cash flow by $5m the first year, and this contribution is...
Dewan INC. has several divisions, each with a manager responsible for the operations of the division. Each division of Dewan controls product design, sales, pricing, operating costs, and profits.....

One-eighth of a sample of 227 90 Th remains undecayed after 54 days. What is the half-life

Question:

Step by Step Answer:

54 days ...View the full answer

The Physical Universe

Students also viewed these Sciences questions