Calculate the of the time of flight of a K-39 (K39 ) ion that has a kinetic energy of 12.2 x 10-18 J when the distance of the flight tube is 80 cm long

Q: Compute the speed of a neutron that has a kinetic energy of 4.70 x 10-23 x 10 m/s

A:

Q: Calculate the change in energy for the following processes:   Ca(g) + 2 Br(g) -> Ca2+(g) + 2…

A: The given chemical reaction is, Cag+2Brg→Ca2+g+2Br-g The above reaction shows that Ca removes two…

Q: • Calculate the frequency in Hertz, the energy in Joules, and the energy in electron volts of an…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: he energy from radiation can be used to cause the rupture of chemical bonds. A minimum energy of 242…

A: Minimum energy is 242 kJ/mol = 242000 J/mol.So, energy per molecule = (242000 J) / (6.022 x 1023) =…

Q: Calculate the amount of mass in nanograms that is changed into energy when one mole of liquid water…

A: The chemical reaction,  H2 + 1/2 O2 ------> H2O

Q: 14.6)  The mean lifetime of an electronically excited molecules is 1.0 x 10^-8 s. If the emission of…

A: According to the Heisenberg's uncertainity principle, the uncertainity in energy and time are…

Q: Describe briefly the atomic or molecular processes involved in the production of X -rays and…

A: IR radiation: It is part of electromagnetic spectrum having wavenumber range of 4000 - 670 cm-1.…

Q: (a) Ozone formation in the upper atmosphere starts when oxygen molecules absorb UV radiation of…

A: (a) The frequency and energy of least energetic of photons has to be calculated. The given…

Q: The combustion of hydrogen to form one mole of gaseous water has been experimentally determined to…

A:

Q: Determine the total energy (in kJ) contained in 1.0 mol of photons, all with a wavelength of 1090…

A: Given: The number of photons =1. The wavelength of a photon = 1090 nm = 1.09×10-6 m.

Q: How many moles of photons with a wavelength of 679 nm would need to strike a material in order for…

A: The energy associated with one mole of photon is given as:

Q: Chemistry In a perfect vacuum, how long does it take for a photon of light travel to travel 2800…

A:

Q: Calculate the speed of a gamma ray with a frequency of 3.0x1019 Hz and a wavelength of 1.0x10 11 m.…

A:

Q: classical A bacterium with a mass of 4.0 pg, 8.0 um long, moving at 2.00 um/s. O quantum

A:

Q: Radio communications travel at the speed of light (2.9979×10⁸ meters/sec). How long will it take for…

A: Given : Speed of radio communications = 2.9979 X 108 m/s And distance between the space probe and…

Q: One of the radiographic devices in a dentist office emits an X-ray of wavelength 2.09 x 10-11 m.…

A: Frequency of light (v) = Speed of light / Wavelength                                   = 3 x 108 m…

Q: The Balmer series in the hydrogen emission spectrum is in the visible range and has four distinct…

A: According to the Plank quantum theory the energy of a photon of electromagnetic radiation is given…

Q: By what fraction does the mass of an H atom decreasewhen it makes an n=3 to n=1 transition?

A: Concept: The branch of chemistry that deals with the structure, properties and the reaction of the…

Q: Which transition from the list below corresponds to the absorption of radiation with the highest…

A:

Q: Suppose that the total mass of the reactants in a chemical reaction was 100.00000 g. Your answer is…

A:

Q: A light photon with a frequency of at least 0.234 × 1016 Hz is required to split apart dinitrogen…

A: Given:Frequency = 0.234 × 1016 Hz = 0.234 × 1016 s−1Calculation for energy:

Q: The amount energy of the given 2.36x10-21 J. What  is its wavelength

A:

Q: The distance to the North Star, Polaris, is approximately 6.44 × 1018 m. (a) If Polaris were to burn…

A: a)

Q: 3t Fo

A: Interpretation: To find x

Q: Number 20 and 21 please

A: 20.Given, Threshold frequency = 4.86*10-8s-1. The work function can be calculated as follows:

Q: Calculate the amount of energy

A: The amount of energy released when one mole of an ion-pair is formed can be easily determined by…

Q: The binding energy of electrons in a metal is 197 kJ/mol. Find the threshold frequency of the…

A: According to the photoelectric effect, an electron from the metal surface can be ejected out when…

Q: Calculate the velocity of a neutron with a wavelength of 0.1319 nm.

A: Given : Wavelength of neutron = 0.1319 nm = 0.1319 X 10-9 m                              (since 1 m…

Q: The double bond between oxygen and carbon absorbs radiation that has a frequency of 6x10 13 s -1…

A:

Q: Enter the expression 147N+α714N+α, where αα is the lowercase Greek letter alpha.

A: Alpha particle (α)can be represented as: It contains 4 mass number and 2 atomic number.

Q: The binding energy of electrons in a metal is 193 kJ/mol. Find the threshold frequency of the metal.

A: Binding energy is the amount of energy required to separate a particle from a system of particles. 1…

Q: (b) If the quantum yield is given by the expression = ZK, what are the values of the kz +k, quantum…

A:

Q: Which of the following matches the given data?   13C: δ 183, 164, 162, 160, 157, 155, 153, 52, 20…

A: Spectroscopy is useful in determining the structure of organic compounds. Given: 13C: δ 183, 164,…

Q: Calculate the frequency in Hertz, the energy in Joules, and the energy in electron volts of an X-ray…

A: We have frequency, v(frequency) = speed of light(m/s)/wavelength(m) Wavelength= 6.24Å = 6.24x10-¹⁰m…

Q: Determine the thickness of iron needed to achieve the following shielding goal. Iron density is 7.8…

A: Given: Density of iron=7.8 g/cm3 Atomic mass of iron=55.845u Iron mass attenuation…

Q: What is the energy (in kJ) of one mole of photons associated with radiaition that has a frequency of…

A:

Q: 60.1 g per day of a certain industrial waste chemical P arrives at a treatment plant settling pond…

A: Given: Mass of industrial waste = 60.1 g mass per hours;(we know that 1 day = 24 hr) Mass in hour =…

Q: symbol X represents 32 x ,195 x 16 In each of the following cases, identify what does the and 239 y…

A: The atomic number of an atom is equal to the number of protons in the nucleus of the atom. The mass…

Q: Calculate the speed of a gamma ray with a frequency of 3.0x1019 Hz and a wavelength of 1.0x1011 m. O…

A: Given:  Frequency of gamma ray, f= 3.0 x 1019Hz  wavelength of gamma ray, λ=1.0 x 10-11m

Q: Ultraviolet radiation is characterized as UVA, UVB, or UVC. Arrange these types in order of…

A:

Q: 50. Calculate the kinetic energy of an electron ejected by a photon with wavelength 2.07×102 nm from…

A: We have to predict the kinetic energy of the electron.

Q: A metal surface absorbs a photon with a wavelength of 500. nm and ejects an electron with a kinetic…

A: The energy of photon, binding energy and kinetic energy of electron are related as : Ephoton = B.E +…

Q: The wavelength of a beam of light is 24 mm. What is the energy of one of its photons?

A: Using wavelength of the light beam provided, the energy of its photon can be calculated.

Q: what is the wavelength of electron accelerated by 1000 volts?

A: The kinetic energy of the electron would be

Q: In a photochemical reaction, 1.0 x 10 mol of reactant A are converted to product P 7) when…

A:

Q: An effective treatment for some cancerous tumors involves irradiation with "fast" neutrons. The…

A:

Q: G-I Complete the blanks. Stellar Formation and Evolution.

A: In this question, we will evaluate nuclide ( in empty space ). How we can evaluate, you will see…