Physics, 28.10.2020 22:40 brittneyrenae7338

Assume you are given a sample of material and asked to determine its age. You the measure isotopes in the rock and determine that it has 125 mg of Radium-228 (the parent isotope) and 875 mg of Actinium-229 (the daughter isotope). How old is the rock sample if Radium-228 has a half life of 5.75 years?

Answers: 1

Show answers

Another question on Physics

Physics, 22.06.2019 04:00

When an object is heated it contracts. a. true b. false

Answers: 2

Answer

Physics, 22.06.2019 20:10

Atruck with 34-in.-diameter wheels is traveling at 55 mi/h. find the angular speed of the wheels in rad/min, *hint convert miles to inches & hours to minutes:

Answers: 2

Answer

Physics, 23.06.2019 13:30

You have 80 g of 60oc water and 80 g or 10oc water. what is the final temperature when the two are mixed? explain.

Answers: 1

Answer

Physics, 23.06.2019 13:40

Cereal plants gain chemical potential energy as they grow. which form of energy is converted to create the chemical potential energy?

Answers: 1

Answer

You know the right answer?

Assume you are given a sample of material and asked to determine its age. You the measure isotopes i...

Questions

Mathematics, 23.02.2021 17:20

Determina las coordenadas de los puntos ubicados en el plano

Social Studies, 23.02.2021 17:20

Can someone help me with matching these sentences?

English, 23.02.2021 17:20

Good morning, who's down to talk? :)...

English, 23.02.2021 17:20

PLEASE PLEASE HELP ME PLEASE I NEED HELP NOW PLEASE PLEASE Ethical Experience Presentation 1. Briefly summarize your article and include...

Mathematics, 23.02.2021 17:20

One of the legs of a right triangle measures 14 cm and the other leg measures 5 cm. Find the measure of the hypotenuse...

Mathematics, 23.02.2021 17:20

5 Write the sizes of the angles marked with letters in this diagram. Give a reason for each answer.45°80°...

Mathematics, 23.02.2021 17:20

What is the factored form of z^2– 9?...

Chemistry, 23.02.2021 17:20

Check Your Progress You have returned home from practice and there is a note on the fridge that says: “There’s pizza in the fridge, reheat in t...

English, 23.02.2021 17:20

5. Which one is correct? My sister often _ cakes at the weekend, I'm very lucky! 1.bake 2.baking 3.bakes 4.to bake

Mathematics, 23.02.2021 17:20

Use the distributive property to find the value of x. -1.2(3 – x) = -1.8 -3.6 + 1.2x = -1.8 1.2x = 1.8 X= ?...

History, 23.02.2021 17:20

The Mexican war came to an end in 1847 when general Winfield Scott captured the Mexican cities of Veracruz and _ pleasee i need it asappp...

Health, 23.02.2021 17:20

Why do i get acid reflux when i drink orange juice...

Mathematics, 23.02.2021 17:20

A school staff meeting had 50 teachers in attendance, 30% of whom were first-year teachers. How many first-year teachers were in the meeting?...

Chemistry, 23.02.2021 17:20

Check Your Progress You have returned home from practice and there is a note on the fridge that says: “There’s pizza in the fridge, reheat in t...

Social Studies, 23.02.2021 17:20

How is population management affected by High infant and child mortality describe in detail ...

Arts, 23.02.2021 17:20

This is to all girls lol Does size matter? Also free points...

Biology, 23.02.2021 17:20

How is a spark from touching a doorknob the same as a bolt of lightning...

Mathematics, 23.02.2021 17:20

When roller skating, Casey used 4 less than 3 times the amount of calories used by Gertrude while walking. Walking uses 5 calories per minute. How man...

History, 23.02.2021 17:20

Why did a group known as theologians arise during the roman empire rather than the roman republic

Arts, 23.02.2021 17:20

What are the primary colors....

More questions: Physics Another questions