Physics

[html]What is the binding energy of 12C? The mass of an atom of 12C is 12 u (exactly), the mass of an atom of 1H is 1.007825 u, and the mass of a neutron is 1.0086649 u.

▸ 137 MeV

▸ 104 MeV

▸

kristen299 35 1 Reply

rainbow12

1 months ago

What are the approximate binding energies per nucleon (in MeV) around A = 60 and A = 240, respectively?

What are the approximate binding energies per nucleon (in MeV) around A = 60 and A = 240, respectively?

▸ 9.4, 7.0

▸ 7.6, 8.7

▸ 7.0, 9.4

▸ 7.0, 8.0

▸ 8.7, 7.6

Katie32 29 1 Reply

Codybarnes

1 months ago

The tokamak is a device designed to produce

The tokamak is a device designed to produce

▸ tritium.

▸ lithium hydride pellets.

▸ carbon cycles.

▸ controlled fission.

▸ controlled fusion.

anthonyaooo 25 1 Reply

rbacon2

1 months ago

The three most common types of radiation emitted by radioactive nuclei were originally named alpha, ...

[html]The three most common types of radiation emitted by radioactive nuclei were originally named alpha, beta, and gamma rays, after the first letters of the Greek alphabet. In order of increasing ability to penetrate matter, these are

▸

manonvsb 40 1 Reply

awbradshaw

1 months ago

The symbol

[html]The symbol

JZ240 27 1 Reply

Napoukah

1 months ago

The quantum-mechanical process by which an alpha particle makes it through the potential barrier ...

[html]The quantum-mechanical process by which an alpha particle makes it through the potential barrier holding it in the nucleus is called

▸ leaping.

▸ tunneling.

▸ transmission.

▸ fission.

▸ transportation.[/h

npdtan92 32 1 Reply

shichihenge7

1 months ago

The particles in the nucleus referred to as nucleons are

The particles in the nucleus referred to as nucleons are

▸ electrons and protons.

▸ protons and neutrons.

▸ neutrons and electrons.

▸ electrons and photons.

marcsleiman 26 1 Reply

flipninjamel

1 months ago

The neutrino was proposed by Wolfgang Pauli to overcome the apparent violation of which of the ...

[html]The neutrino was proposed by Wolfgang Pauli to overcome the apparent violation of which of the following conservation laws in beta decay?

▸ energy

▸ momentum

▸ energy and momentum

▸ charge

▸ energy, mo

lpn27 26 1 Reply

Codybarnes

1 months ago

The majority of the average yearly radiation exposure from nonmedical sources, for people living in ...

[html]The majority of the average yearly radiation exposure from nonmedical sources, for people living in the United States, comes from

▸ eating bananas.

▸ cosmic rays.

▸ naturally occurring uranium.

▸ radon gas.

bbergeron11 34 1 Reply

Marth6377

1 months ago

The isotope decays by beta-plus decay. What is the daughter nucleus?

[html]The isotope

tootsiebrowny 28 1 Reply

Mspractical

1 months ago

The isotope decays by beta-minus decay. What is the daughter nucleus?

[html]The isotope

waterman7833 35 1 Reply

birdnugget

1 months ago

The half-life of 30P is 2.50 minutes. If a sample of 30P has 1.60 1010 nuclei present, what is its ...

[html]The half-life of 30P is 2.50 minutes. If a sample of 30P has 1.60 × 1010 nuclei present, what is its activity?

▸ 4.6 × 107 Bq

▸ 7.4 × 107 Bq

▸ 6.4 × 109

CountrySlim84 32 1 Reply

Boba155

1 months ago

The half-life of 30P is 2.50 minutes. If a sample of 30P has 1.60 1010 nuclei present initially, ...

[html]The half-life of 30P is 2.50 minutes. If a sample of 30P has 1.60 × 1010 nuclei present initially, how many remain after 10.0 minutes?

▸ 0.800 × 1010

▸ 0.400 × 1010

warrenrulez 32 1 Reply

coconut122

1 months ago

The fusion reaction 2H + 3H 4He + n releases 17.6 MeV of energy. The mass of 2H is 2.01410 u, the ...

[html]The fusion reaction 2H + 3H →4He + n releases 17.6 MeV of energy. The mass of 2H is 2.01410 u, the mass of 4He is 4.00260 u, and the mass of the neutron is 1.00866 u. What is the mass of

tifftran 23 1 Reply

anikamazumder

1 months ago

The burning of one gallon of gasoline releases about 2 108 J. If each nuclear fission reaction in a ...

[html]The burning of one gallon of gasoline releases about 2 × 108 J. If each nuclear fission reaction in a nuclear power plant releases 173 MeV, what quantity of uranium-235 would produce the same energy as burning a gallon of gasoline

nikki1992 27 1 Reply

illusionld

1 months ago

The binding energy per nucleon in a nucleus is

The binding energy per nucleon in a nucleus is

▸ the same for all nuclei.

▸ the greatest for the largest nuclei.

▸ the greatest for the smallest nuclei.

▸ the greatest for medium-sized nuclei.

linv08 28 1 Reply

hhorton

1 months ago

Stars are powered by nuclear fusion in their cores, which, starting with hydrogen, produce ...

[html]Stars are powered by nuclear fusion in their cores, which, starting with hydrogen, produce progressively heavier elements. Near the end of a star’s lifetime, stellar cores produce iron by fusion. The reason this process doesn’t proceed beyon

drdoombot 25 1 Reply

rainbow12

1 months ago

One pg (picogram) of 40K has how many nuclei?

One pg (picogram) of 40K has how many nuclei?

▸ 6.0 × 1017

▸ 6.0 × 1011

▸ 1.5 × 1022

▸ 3.0 × 1011

▸ 1.5 × 1010

pjstaud 22 1 Reply

livewelldreambi

1 months ago

One mole of

[html]One mole of

Ashurbanipal 24 1 Reply

Kocojda

1 months ago

One mole of 40Ar (Z = 18) has about what mass?

One mole of 40Ar (Z = 18) has about what mass?

▸ 18 g

▸ 22 g

▸ 40 kg

▸ 40 g

▸ 22 kg

nyah95 19 1 Reply

Kimbleton

1 months ago

Of those elements listed below, the binding energy per nucleon reaches a maximum closest to

Of those elements listed below, the binding energy per nucleon reaches a maximum closest to

▸ oxygen.

▸ iron.

▸ gold.

▸ tungsten.

▸ uranium.

Cwds613 24 1 Reply

mossadds

1 months ago

Of the following quantities, which (if any) is not conserved in radioactive decay?

Of the following quantities, which (if any) is not conserved in radioactive decay?

▸ energy

▸ momentum

▸ charge

▸ angular momentum

▸ All these quantities are conserved.

cng 25 1 Reply

texasboy3

1 months ago

Nuclear fuel enrichment is the process by which the concentration of what component of nuclear fuel ...

Nuclear fuel enrichment is the process by which the concentration of what component of nuclear fuel is increased artificially?

▸ Plutonium-239

▸ Uranium-235

▸ Deuterium

▸ Uranium-238

Baradar 25 1 Reply

chanelstar27

1 months ago

Manganese-67 is an unstable nuclide. Which type of radioactive decay is it most likely to undergo?

[html]Manganese-67

got2pass 36 1 Reply

dong

1 months ago

It is common to illustrate the density of nuclear matter by discussing the mass of a teaspoon of ...

[html]It is common to illustrate the density of nuclear matter by discussing the mass of a teaspoon of nuclear material. The volume of a teaspoon is about 5 cm3. Using the relationship r = (1.2 fm) A1/3 together with the mass

MasterPriapis 27 1 Reply

kady_kelsey2

1 months ago

Isotopes of an element have the same number of ________ but different numbers of _______.

[html]Isotopes of an element have the same number of ________ but different numbers of _______.

▸ neutrons, protons

▸ electrons, protons

▸ protons, neutrons

▸ neutrons, electrons

▸ protons, electrons[/ht

cc84sc 23 1 Reply

collegestudent1

1 months ago

In the reaction n + 12C + ?, what is the unknown product nucleus?

In the reaction n + 12C →α + ?, what is the unknown product nucleus?

▸ 13C

▸ 9C

▸ 10B

▸ 9B

▸ 9Be

kristen299 24 1 Reply

inhibitor128

1 months ago

In the reaction 4He + 9Be n + 12C, how much energy is released or absorbed? The masses of the ...

[html]In the reaction 4He + 9Be → n + 12C, how much energy is released or absorbed? The masses of the neutral atoms are as follows: the mas of 4He is 4.0026033 u, the mass of 9Be is 9.0121831

ahyukj 24 1 Reply

Ignesias

1 months ago

In the nucleus, what are the maximum number of neutrons in a neutron energy level, and the maximum ...

[html]In the nucleus, what are the maximum number of neutrons in a neutron energy level, and the maximum number of protons in a proton energy level, respectively?

▸ 1, 1

▸ 1, 2

▸ 2, 1

▸ 2, 2

▸ 2, 8[/html

sanimkyei 25 1 Reply

wordnerd

1 months ago

In the fission reaction n +

[html]In the fission reaction n +

ahyukj 17 1 Reply

jojoliciouz

1 months ago

In radiation dosage, the factor that accounts for the impact of the type of radiation on the ...

[html]In radiation dosage, the factor that accounts for the impact of the type of radiation on the biological damage caused is the

▸ absorbed dose.

▸ biologically equivalent dose.

▸ disintegration energy.

▸ relative

Merlin891 25 1 Reply

collegestudent1

1 months ago

1 234 5...843

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