Physics

What is the radius of a nuclide with mass number 190?

What is the radius of a nuclide with mass number 190?

What is the radius of a nuclide with mass number 190?

▸ 190 fm

▸ 5.7 fm

▸ 6.9 fm

▸ 4.8 fm

▸ 0.19 fm

jenny yehudai   27   1 Reply

rion20000

What is the mass of 25.0 mCi of technetium-99m , which has a half-life of 6.00 h?

What is the mass of 25.0 mCi of technetium-99m , which has a half-life of 6.00 h?

[html]What is the mass of 25.0 mCi of technetium-99m

Tonyt   27   1 Reply

brassgod

What is the mass defect of an alpha particle?

What is the mass defect of an alpha particle?

What is the mass defect of an alpha particle?

▸ 0.03038 u

▸ 0.30377 u

▸ 0.03147 u

▸ 0.02928 u

mahan1994   22   1 Reply

fs125

What is the element X for the nuclide

What is the element X for the nuclide

[html]What is the element X for the nuclide

ceymorebucks24   20   1 Reply

TanjaG

What is the density of the 238U nucleus?

What is the density of the 238U nucleus?

[html]What is the density of the 238U nucleus?

▸ 2.3 × 1017 kg/m3

▸ 9.6 × 1014 kg/m3

▸ 3.2 × 1014 kg/m3

▸ 2.38 × 105 kg/m3

Blakksheep33   26   1 Reply

moyo966

What is the binding energy per nucleon for 12C?

What is the binding energy per nucleon for 12C?

What is the binding energy per nucleon for 12C?

▸ 137 MeV

▸ 104 MeV

▸ 92.2 MeV

▸ 46.1 MeV

▸ 7.68 MeV

jene277   23   1 Reply

nalsaidy

What is the binding energy of an alpha particle?

What is the binding energy of an alpha particle?

What is the binding energy of an alpha particle?

▸ 2.20 MeV

▸ 50.0 MeV

▸ 28.3 MeV

▸ 21.2 MeV

biancawoods   24   1 Reply

eap8

What is the binding energy of 12C? The mass of an atom of 12C is 12 u (exactly), the mass of an atom ...

What is the binding energy of 12C? The mass of an atom of 12C is 12 u (exactly), the mass of an atom ...

[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   33   1 Reply

rainbow12

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?

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   27   1 Reply

Codybarnes

The tokamak is a device designed to produce

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   22   1 Reply

rbacon2

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

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   34   1 Reply

awbradshaw

The symbol

The symbol

[html]The symbol

JZ240   24   1 Reply

Napoukah

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

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   26   1 Reply

shichihenge7

The particles in the nucleus referred to as nucleons are

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   22   1 Reply

flipninjamel

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

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   23   1 Reply

Codybarnes

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

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   29   1 Reply

Marth6377

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

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

[html]The isotope

tootsiebrowny   25   1 Reply

Mspractical

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

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

[html]The isotope

waterman7833   28   1 Reply

birdnugget

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

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   25   1 Reply

Boba155

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

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   25   1 Reply

coconut122

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

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   20   1 Reply

anikamazumder

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

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   23   1 Reply

illusionld

The binding energy per nucleon in a nucleus is

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   22   1 Reply

hhorton

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

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   21   1 Reply

rainbow12

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

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   18   1 Reply

livewelldreambi

One mole of

One mole of

[html]One mole of

Ashurbanipal   20   1 Reply

Kocojda

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

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   16   1 Reply

Kimbleton

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

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

▸ oxygen.

▸ iron.

▸ gold.

▸ tungsten.

▸ uranium.

Cwds613   21   1 Reply

mossadds

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?

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

▸  energy

▸  momentum

▸  charge

▸  angular momentum

▸ All these quantities are conserved.

cng   23   1 Reply

texasboy3

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 ...

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   24   1 Reply

chanelstar27

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

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

[html]Manganese-67

got2pass   28   1 Reply

dong

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

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   22   1 Reply

kady_kelsey2

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

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   18   1 Reply

collegestudent1

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

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   21   1 Reply

inhibitor128

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

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   19   1 Reply

Ignesias

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

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   21   1 Reply

wordnerd

In the fission reaction n +

In the fission reaction n +

[html]In the fission reaction n +

ahyukj   15   1 Reply

jojoliciouz

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

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   15   1 Reply

collegestudent1

In beta-minus decay, which neutrino is emitted?

In beta-minus decay, which neutrino is emitted?

In beta-minus decay, which neutrino is emitted?

▸ the electron neutrino

▸ the electron antineutrino

▸ the muon neutrino

▸ the muon antineutrino

▸ the tau neutrino

calcrismore   19   1 Reply

kimtran

If each nuclear fission reaction in a nuclear power plant releases 173 MeV, what quantity of ...

If each nuclear fission reaction in a nuclear power plant releases 173 MeV, what quantity of ...

[html]If each nuclear fission reaction in a nuclear power plant releases 173 MeV, what quantity of uranium-235 must be consumed each day to keep a 350 MW plant producing at capacity? Assume the power plant is 35% efficient.

▸ 5.2 kg

▸

kady   19   1 Reply

starikovs