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Physics

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Travis Dach

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2y ago
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Cards in this guide (14)
How many protons does an atom of carbon have

6

Atoms with certain characteristics are radioactive Which is least likely to be radioactive

all atoms with an atomic number under 40

The emission of electromagnetic energy from an atomic nucleus is called decay

gamma

Plutonium-196 has an atomic number of 78 It has neutrons

118

How do you write Einstein's equation that explains the energy from nuclear reactions. Use the caret symbol to show an exponent

e=mc^2
E=mc^2

What is the difference between hydrogen fuel cells and hydrogen fussion

In fuel cells the hydrogen is oxidised to water. In fusion 2 different isotopes of hydrogen (deuterium and tritium) fuse together to form helium.

In the following decay equation 24 12 Mg is the

daughter element

An atom of 134 84 PO decays by alpha decay Which atom is left after the decay

130 on the top

Pb on the left

82 on the bottom

The half life of cobalt 60 is 5.3 years After years 14 of the original amount of cobalt 60 will remain

10.6 years

A substance is the time required for half the atoms in a sample of a radioactive isotope to decay

The time it takes for half the sample to decay is called the half-life.

The time it takes for half the sample to decay is called the half-life.

The time it takes for half the sample to decay is called the half-life.

The time it takes for half the sample to decay is called the half-life.

In the following decay equation 90 39 y is the

daughter element

What affects the half life

The type of isotope

What is missing in the following nuclear equation

99 43 tc + 99 44 ru

I’m a nuclear reaction which of the following must be conserved

Charge

The count of nucleons

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