FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

help and I'll upvote A 100 gram sample of unknown radioactive element decays into non-radioactive substances. In 740 days the radioactivity of a sample decreases

help and I'll upvote
image text in transcribed
A 100 gram sample of unknown radioactive element decays into non-radioactive substances. In 740 days the radioactivity of a sample decreases so only 73 grams remain. Use the equation, A(t) = A.Ch. (a) What is the half-Life of the element? half-life: (days) (b) How long will it take for a sample of 100 mg to decay to 45 mg? time needed: (days)

Step by Step Solution

There are 3 Steps involved in it

Step: 1

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

blur-text-image

Step: 3

blur-text-image

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

The Accounting And Financial Audit

The Accounting And Financial Audit

Authors: Landry Kouamé

1st Edition

620430481X, 978-6204304816

More Books

Students also viewed these Accounting questions

Question

★★★★★
A random sample of 20 students obtained a mean of x = 72 and a variance of s~ = 16 on a college placement, test in mathematics. Assuming the scores to be normally distributed, construct a 98%...

Answered: 1 week ago

Question

★★★★★
A bus has nine seats facing forward and eight seats facing backward. In how many ways can seven passengers be seated if two refuse to ride facing forward and three refuse to ride facing backward?

Answered: 1 week ago

Question

★★★★★
As a global pharmaceutical company, Pfizer is continually looking for ways to help employees be more efficient and effective. The average Pfizer employee was spending 20 percent to 40 percent of his...

Answered: 1 week ago

Question

★★★★★
help and I'll upvote A 100 gram sample of unknown radioactive element decays into non-radioactive substances. In 740 days the radioactivity of a sample decreases so only 73 grams remain. Use the...

Answered: 1 week ago

Question

★★★★★
Underdog Corp had the following information Beginning Inventory of $50,000 Ending Inventory of $30,000 Cost of Goods Sold of $60,000 How much Inventory did Underdog Corp. purchase in the period?

Answered: 1 week ago

Question

★★★★★
Question: What happens when the final keyword is applied to a method in Java? A) The method cannot be overridden by subclasses. B) The method can only be called once during the program's execution....

Answered: 1 week ago

Question

★★★★★
Question: What is the effect of declaring a constructor as private in Java? A) The class cannot have any instances. B) The class can only be instantiated from within the class itself. C) The class is...

Answered: 1 week ago

Question

★★★★★
Question: What happens when the synchronized keyword is applied to a method in Java? A) The method can only be executed by one thread at a time. B) The method becomes immutable and its logic cannot...

Answered: 1 week ago

Question

★★★★★
1.What is zygote ? 2.explain cell differentiation? 3. What are the stem cell? 4. Tissue means?

Answered: 1 week ago

Question

★★★★★
Question: What happens if you declare a method as synchronized in Java? A) The method can only be called by one thread at a time on the same object instance. B) The method can be executed by multiple...

Answered: 1 week ago

Question

★★★★★
Uncertainty avoidance: the extent to which pay systems should reflect a need for pay consistency.

Answered: 1 week ago

Question

★★★★★
denigration of emotional outbursts; being reserved;

Answered: 1 week ago

Question

★★★★★
4 How should the success of Japanese people management policies and techniques be assessed in different countries cultural context?

Answered: 1 week ago

Previous Question Next Question