Mathematics, 15.11.2019 03:31 nanakwameyeb

The half life of radium-226 is 1590 years. if a sample contains 200mg, how many mg will remain after 2000 years?

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 17:00

Find the value of the variable and the length of each secant segment.

Answers: 1

Answer

Mathematics, 21.06.2019 19:00

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

Which of the following transformations will always produce a congruent figure?

Answers: 2

Answer

Mathematics, 21.06.2019 21:10

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

Answers: 1

Answer

You know the right answer?

The half life of radium-226 is 1590 years. if a sample contains 200mg, how many mg will remain after...

Questions

Mathematics, 22.08.2020 08:01

Correctly solve e=(1/2)kx² for x...

Physics, 22.08.2020 08:01

A 220 g , 21-cm-diameter plastic disk is spun on an axle through its center by an electric motor. What torque must the motor supply to take the disk f...

Biology, 22.08.2020 08:01

An experiment can do what? A. Illuminate the hidden variable B. Prove causation C. Show how observation works D. Show the...

Mathematics, 22.08.2020 09:01

Read this excerpt from "The Open Boat" by Stephen Crane, and then complete the paragraph that follows. "If we don't all get ashore—" said the captain...

Mathematics, 22.08.2020 09:01

Write the interval-25 < x < 30 using set notation and interval notation....

Mathematics, 22.08.2020 09:01

The domain of F(x) is the set of all numbers greater than or equal to 0 and less than or equal to 2. 5 (3, 2) FO -5 (-3...

Mathematics, 22.08.2020 09:01

Find f(g(x)) for the following problems. sorry forgot to put the picture

English, 22.08.2020 09:01

The situation blew Amanda and Arthur out of the world. Into passive voice....

Physics, 22.08.2020 09:01

Jermaine runs exactly 2 laps around a 400 meter track. Distance:Displacement:...

SAT, 22.08.2020 09:01

Sort each expense as either a fixed expense or a variable expense, monthly rent Variable Expenso car payment movies savings f...

Physics, 22.08.2020 09:01

1. You have a cat who has a mass of 10 kg and is chasing a mouse with an acceleration of 10 m/s2. If it runs into a wall what force will be exe...

History, 22.08.2020 09:01

Which of the following best describes how the Articles of Confederation divided government power? as a one-branch fixeral government with three basic...

Physics, 22.08.2020 09:01

if an object is moving with constant speed then its distance-time graph will be a straight line. (a)along time axis. (b)along distance axis (c)paralle...

Law, 22.08.2020 09:01

4. Sun Tzu throughout his teachings taught To battle the enemy straight on O To act weak when strong Make sure your army is well fed

Biology, 22.08.2020 09:01

My favourite film is Harry potter 100 words urgently...

Mathematics, 22.08.2020 09:01

Y = 3sin (x - pi/4) What is the amplitude, period, phase shift, and vertical shift?...

Physics, 22.08.2020 09:01

An electron in the first energy level of the electron cloud has an electron in the third energy level...

Physics, 22.08.2020 09:01

Ray runs 30 feet north, 30 feet west, and then 30 feet south. Distance:Displacement:...

English, 22.08.2020 09:01

Skimming and skanning paragraphs...

English, 22.08.2020 09:01

Explain in no less than one hundred words what happens after a petitioner is successful in presenting his or her case to the Supreme Court and that ca...

More questions: Mathematics Another questions