subject

Chemistry, 25.11.2019 20:31 189652

A160 milligram sample of a radioactive isotope decays to 10 kilograms in 12 years. what is the half life of this element

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 23.06.2019 14:00

Which of the following represents the balanced reduction half-reaction from the redox reaction? (2 points) pb + pd(no3)2 yields pb(no3)2 + pd pb yields pd2+ + e- pd2+ + 2e- yields pd pb + e- yields pb 2 pd2+ + 4 e- yields 2 pd

Answers: 1

question

Chemistry, 23.06.2019 14:10

What is true according to the second law of thermodynamics

Answers: 1

question

Chemistry, 23.06.2019 18:50

Which of the following elements is most likely to have an oxidation state of +2? a. oxygen (0) b. sodium (na) c. chlorine (ci) d. strontium (si)

Answers: 1

question

Chemistry, 23.06.2019 22:30

3. a 0.750-l container containing gas at a temperature of 21.3º c is transferred to a flask with a volume of 0.250-l. assuming there is no change in pressure during or after the transfer, what is the temperature of the gas in the new flask?

Answers: 1

You know the right answer?

A160 milligram sample of a radioactive isotope decays to 10 kilograms in 12 years. what is the half...

Questions

question

Social Studies, 23.11.2019 19:31

Some coastal regions of the world have cooler summers and warmer winters than inland regions at the same latitude. what accounts for this difference i...

question

Mathematics, 23.11.2019 19:31

Which undefined geometric term is described as a two - dimensional set of points that had no beginning or end...

question

Mathematics, 23.11.2019 19:31

Amans age today is 2 years more than three times the age his son will be 5 years from now. let a represent the sons age today. write an expression to...

question

Health, 23.11.2019 19:31

What are some long term effects caused by marjuana and how could ones health be affected by it...

question

Mathematics, 23.11.2019 19:31

If triangle abc is dilated by a scale factor of 2.5 with a center of dilation at vertex b, how does the area of a'b'c' compare with the area of abc?...

question

Mathematics, 23.11.2019 19:31

Line p has an x-intercept of 5 and a y-intercept of 3. find the slope of line p...

question

Mathematics, 23.11.2019 19:31

Apunter on westview high school's football team kicks a ball straight up from 5 feet above the ground with an initial upward velocity of 45 feet per s...

question

Mathematics, 23.11.2019 19:31

What is the answer to this question?...

question

History, 23.11.2019 19:31

Who were the first europeans to make settlements in north america? a. portuguese b. vikings c....

question

English, 23.11.2019 19:31

Will give brainlists to if you do it and me out ! doesn't have to be 150 words. consider a historical event of interest to you. using th...

question

History, 23.11.2019 19:31

Which government intervention would most likely cause problems for inhabitants of the region marked 'indian territory"? (a) homestead act

question

History, 23.11.2019 19:31

What efforts did hoover take to combat the depression?...

question

Geography, 23.11.2019 19:31

What is pluto's speed at the most distant point in its orbit, where it is 7.30×109km from the sun?...

question

Chemistry, 23.11.2019 19:31

How much heat is absorbed by a 2000 kg granite boulder as energy from the sun causes its temperature to change from 6°c to 25°c?...

question

Geography, 23.11.2019 19:31

The asian americans settled usually in which location? a. west coast c. southwest b. east coast d. northwest...

question

History, 23.11.2019 19:31

Compare the changes in govern after the american and french revolutions .include information on each country's constitution and giver ! hellppp...

question

Mathematics, 23.11.2019 19:31

You buy a car for $20,000. the car depreciates at a rate of 3% each year after. what will be the value of the car after 10 years?...

question

Computers and Technology, 23.11.2019 19:31

Which of the following is true concerning science? a. science is not supported by facts and observations. b. science is supported b...

question

Chemistry, 23.11.2019 19:31

Ineed with 8 and 9 a and b now and u a) which layers is the oldest layer b) describe the age of the igneous intrution that is la...

question

Mathematics, 23.11.2019 19:31

If georgina travels 355 km in 7 hrs, how far will she travel in 8.5 hrs at the same ratio....

More questions: Chemistry Another questions

Questions on the website: 13722363