Gold-198 has a half-life of 2.69 d. What is the activity (in curies) of a 0.92-mg sample?
Question:
Gold-198 has a half-life of 2.69 d. What is the activity (in curies) of a 0.92-mg sample?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 77% (9 reviews)
Find k from the halflife Before substituting into ...View the full answer
Answered By
Charles mwangi
I am a postgraduate in chemistry (Industrial chemistry with management),with writing experience for more than 3 years.I have specialized in content development,questions,term papers and assignments.Majoring in chemistry,information science,management,human resource management,accounting,business law,marketing,psychology,excl expert ,education and engineering.I have tutored in other different platforms where my DNA includes three key aspects i.e,quality papers,timely and free from any academic malpractices.I frequently engage clients in each and every step to ensure quality service delivery.This is to ensure sustainability of the tutoring aspects as well as the credibility of the platform.
4.30+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Sciences questions
-
A banana contains 600 mg of potassium, 0.0117% of which is radioactive potassium-40. If 1 g of potassium-40 has an activity of 2.626 ( 105 Bq, what is the activity of a banana?
-
Cobalt-60 is used as a radiation source to sterilize food and consumer products. It has a half life of 5.26 years. How many grams would be left from a 1 g sample after four half lives?
-
Plutonium-239 is created from uranium in nuclear reactors and has a half life of 24,000 years. How many molecules would be left from a 1-mole sample of 6.02 x 10 23 molecules after four half lives?
-
Explain why, in your opinion, allowing a physician to prescribe lethal medication under aid-in-dying laws is or is not euthanasia.
-
The PROMISE Software Engineering Repository at the University of Ottawa provides researchers with data sets for building predictive software models. Data on 498 modules of software code written in...
-
Suppose three processer, p1, p2, and p3, are attempting to use a machine with interrupt-driven I/O concurrently. Suppose p1 has tcompute = 20 and tdevice = 50, p2 has tcompute = 30 and tdevice =10,...
-
Complete the truth table to determine the truth value of the proposition in the last column. 14 (b~d) (bvd) b~ Ad b- byd b d
-
Harding Corporation has the following accounts included in its December 31, 2012, trial balance: Accounts Receivable $110,000; Inventory $290,000; Allowance for Doubtful Accounts $8,000; Patents...
-
Question 4d Calculate the delta of an at-the-money six-month European call option on a non-dividend-paying stock when the risk-free interest rate is 10% per annum and the stock price volatility is...
-
How many different elements does An have when A has m elements and n is a positive integer?
-
A 4.00 10 2 -mol sample of a radioisotope has an activity of 56.5 Ci. What is the decay constant of the isotope (in /s)?
-
A sample of a phosphorus compound contains phosphorus-32. This sample of radioactive isotope is decaying at the rate of 6.3 10 12 disintegrations per second. How many grams of 32 P are in the...
-
How wide does a single slit have to be so that \(684-\mathrm{nm}\) light passing through the slit has its first dark fringe \(20.0^{\circ}\) from the center of the interference pattern?
-
During the Great Recession, many news stories focused on a rising number of discouraged workers. The implication of many of these stories is that the unemployment situation was worse than indicated...
-
Cindy gains utility from consumption C and leisure L. The most leisure she can consume in any given week is 110 hours. Her utility function is U(C, L) = C L. This functional form implies that Cindys...
-
Explain the difference between \(\hat{\beta}_{1}\) and \(\beta_{1}\); between the residual \(\hat{u}_{i}\) and the regression error \(u_{i}\); and between the OLS predicted value \(\hat{Y}_{i}\) and...
-
Suppose the economys labor market is competitive and that labor demand can be written as w = 50 0.3E while labor supply can be written as w = 8 + 0.2E where E is the total amount of employment in...
-
A random sample of 200 20-year-old men is selected from a population and these men's height and weight are recorded. A regression of weight on height yields \[ \widehat{\text { Weight }}=-99.41+3.94...
-
Perform the indicated operations and simplify. 1. (12x3y ( (3x2y 2. 3(16x2y ( 3(3x2y 3. (63x5y3 ( (28x2y 4. (10xz10 ( (30x17z
-
Walker, Inc., is an all-equity firm. The cost of the company's equity is currently 11.4 percent and the risk-free.rate is 3.3 percent. The company is currently considering a project that will cost...
-
Give the conjugate base to each of the following species regarded as acids. a. HSeO4 b. PH4+ c. HS d. HOCl
-
Give the conjugate acid to each of the following species regarded as bases. a. ClO b. AsH3 c. H2PO4 d. TeO32
-
Give the conjugate acid to each of the following species regarded as bases. a. HSe b. NH2 c. ClO2 d. N2H4
-
Private property: O encourages owners to maintain or improve their property so as to preserve or enhance value. O does everything indicated by the other answers. O discourages cooperation because...
-
a . The 2 0 , 0 0 0 members of the association pay dues of $ 1 0 0 per year, of which $ 2 0 covers a one - year subscription to the Teachers ForumOther benefits include membership in the association...
-
Companies work hard to offer a complete marketing mix to satisfy the needs of their customers. Select the statement ( s ) that relate to the value Mattel provides to their customers with their...
Study smarter with the SolutionInn App