Biology, 20.02.2021 21:40 vickie2370

You have 287g of a radioactive substance. It has a half-life of 430 years. After 2,150 years, what mass remains?

Answers: 1

Show answers

Another question on Biology

Biology, 21.06.2019 18:00

Which flexible structure that supports the nerve cord and led to the backbone

Answers: 3

Answer

Biology, 22.06.2019 00:30

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Answers: 2

Answer

Biology, 22.06.2019 06:20

All organisms contribute some water to the water cycle by conducting

Answers: 1

Answer

Biology, 22.06.2019 12:30

Which anatomical plane is the only one that could not show both the sternal region and vertebral region

Answers: 1

Answer

You know the right answer?

You have 287g of a radioactive substance. It has a half-life of 430 years. After 2,150 years, what...

Questions

Physics, 07.11.2019 23:31

Scientists are often eager to learn more about the world around them. what is this attitude called? ?...

History, 07.11.2019 23:31

Which best summarizes the impact of the vikings on western europe? a. they burned and looted in western europe and disrupted mediterranean trad...

Mathematics, 07.11.2019 23:31

Dorothy types 120 words per minute. how many words does dorothy type in 1.75 minutes?

Mathematics, 07.11.2019 23:31

One foot is 12 inches long. if an inch is about 2.54 centimeters long, how many centimeters are in a foot?...

Biology, 07.11.2019 23:31

Why is the percentage of food eaten a good number to use? explain...

Health, 07.11.2019 23:31

Black cloth will appear red through a red glass. true false...

Physics, 07.11.2019 23:31

What kind of energy transformation occurs in a gasoline-powered car? . a.. chemical energy is converted into mechanical energy.. b.. mechanical ener...

Mathematics, 07.11.2019 23:31

What are the like terms in the expression below? check all that apply 3.6p - q+ r/3 + 3/7 q...

English, 07.11.2019 23:31

What does this figurative language most likely mean i this way the stone lets me go...

English, 07.11.2019 23:31

The word fizz is an example of — a. onomatopoeia c. cliché b. diction d. assonance...

History, 07.11.2019 23:31

Read the quotation from al omari, an egyptian historian. this man [mansa musa] spread upon cairo the flood of his generosity: there was n...

English, 07.11.2019 23:31

Did absalom receive a fair punishment for his crime? why or why not?...

Mathematics, 07.11.2019 23:31

What is the equivalent ratio to 12: 20...

History, 07.11.2019 23:31

Who led the russian revolution of 1917?...

History, 07.11.2019 23:31

What king died in the french revolution? ?...

English, 07.11.2019 23:31

Ateam of scientists and engineers designed the satellite. which type of noun is team? a. collective b. compound c. plural

Social Studies, 07.11.2019 23:31

What did the south west indians live in?...

History, 07.11.2019 23:31

How did the french and the indian war affect american indians...

Mathematics, 07.11.2019 23:31

Which of the following represents the amount of sales tax on a $35 shirt if the tax rate is 7%? a. $2.45 b. $1.07 c. $37.45

Business, 07.11.2019 23:31

Asystem in which individuals or businesses may buy, sell, and set prices with little government control. a. economy b. free enterpr...

More questions: Biology Another questions