Chemistry, 22.04.2021 22:50 ilovecatsomuchlolol

Nickel-63 is a radioactive element that decays to copper-63. Nickel-63 has a half-life of approximately 100 years. Vincent predicts that about 50 grams of a 200-gram sample of nickel-63 remains after 200 years. Is he correct? Why or why not? Explain.

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 23.06.2019 07:00, Jojo3915

Which of the following statements is true? an atom consists of protons, electrons, and neutrons. an atom consists of protons and neutrons. an atom consists of electrons bonded to one another. an atom consists of protons bonded to one another.

Answers: 1

continue

Chemistry, 23.06.2019 08:50, leah5981

Reacting masses1 calcium carbonate breaks down on heating to produce calcium oxide and carbondioxide gas. caco3 + cao + co2a student heats 15 g of calcium carbonate strongly in a crucible. relative atomic masses (a): ca = 40, c = 12, o = 16.calculate the mass of calcium oxide produced by this reaction.(5 marks)

Answers: 3

continue

Chemistry, 23.06.2019 12:00, kenken2583

Jill is pushing a box across the floor. which represents the upward force perpendicular to the floor? a) fp b) ff c) fn d) fg

Answers: 1

continue

Chemistry, 23.06.2019 19:00, gabrielar80

Freya built a model of the earth, sun, and moon. freya can cause her model to move in three different ways. she can turn the crank to model how the earth revolves around the sun, she can spin the globe to model how the earth rotates on its axis, and she can push the moon with her fingers to model how the moon revolves around the earth. how could freya best use her model to demonstrate the cause of the day/night cycle on earth?

Answers: 1

continue

You know the right answer?

Nickel-63 is a radioactive element that decays to copper-63. Nickel-63 has a half-life of approximat...