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Chemistry

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Aurelia Rohan

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2y ago
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Cards in this guide (13)
What is the total kinetic energy of the atoms and molecules in an object called

Temperature is the measure of average kinetic energy of all the atoms and molecules in an object

Which of the four fundamental forces holds the nucleus together
What happens when an unstable nucleus undergoes radioactive decay

Particles or electromagnetic radiation are emitted.

What does the wavelength of an EM wave tell about its energy

As the wavelength decreases, the energy increases.

What is important in order for a radioisotope to provide accurate dating results

The half-life should be similar to the age of the object.

Which of these accurately describes a difference between nuclear energy and fossil fuel

Nuclear fuel has a higher energy density than fossil fuels.

Which of the following is an example of quantization

The fans sitting in the bleachers

Why can light be treated like a particle

Light comes in chunks of energy called photons.

Which of the following is a quantized condition

Food on shelves in a refrigerator

What is an effect of electrostatic forces inside the nucleus

protons and neutrons repel each other.

The protons in the nucleus repel each other...APEX

What is the product of a radioactive decay called

The product.

How much Cu-61 (half-life about 3 hours) would remain from a 2 mg sample after 9 hours

.25 mg

How much energy is released is a sample loses 0.05 kg mass through radioactive decay

4.5 × 1015 J

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