Chemistry, 11.03.2020 05:40 Yazminwilliams2504

Uranium-238 decays to Lead-206. Both Rock X and Rock Y initially had a ratio of 100% Uranium-238 to 0% Lead-206. Today, Rock X has a ratio of 50% Uranium-238 to 50% Lead-206. Rock Y has a ratio of 25% Uranium-238 to 75% Lead-206. Which rock is older?

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 00:00

How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.

Answers: 1

Answer

Chemistry, 22.06.2019 06:30

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

Answers: 1

Answer

Chemistry, 22.06.2019 08:30

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Answers: 2

Answer

Chemistry, 22.06.2019 15:30

Light waves travel than sound waves.

Answers: 2

Answer

You know the right answer?

Uranium-238 decays to Lead-206. Both Rock X and Rock Y initially had a ratio of 100% Uranium-238 to...

Questions

Mathematics, 08.10.2020 01:01

I need this by today please and thanks 3m/2/3 = 7 what is m?...

History, 08.10.2020 01:01

Montesquieu believed that power should be divided between the people and government. power should be divided between the legislative, exe...

Mathematics, 08.10.2020 01:01

Which statement best describes the equation x5 + x3 – 14 = 0? The equation is quadratic in form because it is a fifth-degree polynomial. The eq...

Biology, 08.10.2020 01:01

Students in a biology class were asked to draw a model that represents their understanding of why mitosis occurs in eukaryotic organisms. Four student...

Physics, 08.10.2020 01:01

Manganese 25 Mn 54.938 Bohor model...

Chemistry, 08.10.2020 01:01

Choose a word to fit the sentence. The differences in the properties of a solid, liquid, or gas depends on the relative extents of its —————— forces...

Mathematics, 08.10.2020 01:01

a student worked out at the gym continuously for 50 minutes. The graph shows the remaining percentage of the workout f(x) as a linear function of x, t...

Health, 08.10.2020 01:01

Alex has been irritable, has dyed his hair green, and has withdrawn from his friends. He has dark circles under his eyes from a lack of sleep, and he...

Mathematics, 08.10.2020 01:01

Item 60 refers to the following diagram. Z30°X10 mYThe diagram above, not drawn to scale,shows the angle of depre...

Mathematics, 08.10.2020 01:01

Will the sum of 8 + (-9) br positive or negative?...

History, 08.10.2020 01:01

The blank was created to consider enslaved people as less than a whole person when counting population for congressional representation....

Chemistry, 08.10.2020 01:01

Write this number in scientific notation 100.1...

History, 08.10.2020 01:01

Which of these peoples took part in pan-African conference of 1900?...

History, 08.10.2020 01:01

Need help ASAP plz plz ...

Mathematics, 08.10.2020 01:01

You are at the top of a mountain which has an elevation of 9,000 ft. You descend at a rate of about 1,500 ft per hour. Your elevation, e, is given as...

History, 08.10.2020 01:01

Select the correct answer from each drop-down menu. Complete this paragraph by selecting the most relevant and trustworthy sources. Despite wha...

Mathematics, 08.10.2020 01:01

In a survey of university students, 64 had taken mathematics course, 94 had taken chemistrycourse, 58 had taken physics course, 28 hadtak...

Mathematics, 08.10.2020 01:01

Rachel belongs to a local gym. She pays $15 per month and a one-time registration fee of $75. A. Write an function that relates the total amount she...

English, 08.10.2020 01:01

The purpose of this excerpt is to help readers understand the excitement and relief immigrants felt upon arriving in America. that the Narrows into th...

Physics, 08.10.2020 01:01

What is the resultant of vectors shown...

More questions: Chemistry Another questions