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Chemistry

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Polly Nitzsche

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Cards in this guide (11)
What is the term for an unsaturated hydrocarbon with at least one double carbon-carbon bond

alkene

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

As the wavelength decreases, the energy increases.

Which of these is a reason why nuclear power is important

Fossil fuels will run out soon.

What causes lines in a line spectrum

Wavelengths of absorbed or emitted photons

Every line in a line spectrum is caused by a transition, from one quantum state to another quantum state, involving electrons.

During an earthquake the cooling system of a nuclear reaction can be compromised increasing the threat of what

a meltdown

What is the product of radioactive decay 42 He called

An alpha particle

What is the balanced equation for the complete combustion of Ethyne

Ethyne is C2H2

2C2H2 + 5O2 ---> 2H2O + 4CO2

In a nuclear fission reaction a freely moving neutron is introduced to nuclear fuel such as uranium 235 what happens next

A neutron is absorbed by an atoms nucleus

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

4.5 × 1015 J

A worker at a nuclear power plant has noticed that his dosimeter alarm has been activated. What might this indicate

Answer this question…

Radiation is being released from the reactor.

What is neutron moderation used to counteract against

the minimal chance that newly formed neutrons of a fission reaction are absorbed by more atoms. (apex)

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