7.95 x 10^18 electrons run through a given wire per second. What is the total mass, in grams, of electrons that pass through the wire in one hour? The mass of one electron is 9.1094x10^-31 kg

Q: A gamma ray has a wavelength of 2.45 ✕ 10-13 m. What is its frequency

A: The wavelength to frequency formula is given by- Speed = Frequency x Wavelength OR Wavelength =…

Q: AM radio stations broadcast at frequencies between 530 kHz and 1700 kHz. ( 1 kHz = 10°/s.) For a…

A: The explanation is given below-

Q: In order for a thermonuclear fusion reaction of two deuterons (GH*) to take place, the deuterons…

A: Given data contains, Velocity=1×106 m/s. The mass of deuteron is calculated as, Mass=21.67×10-27…

Q: The speed of an electron is 5.5 × 105 ± 3.5 × 10³ m/s, the uncertainty in its position (in m) is at…

A: According to Heisenberg's uncertainty principle, “it is impossible to calculate the position and…

Q: The wavelength of a particular color of red light is 674 nm. The energy of this wavelength of light…

A:

Q: Using a deuteron beam, a sample of isotopically enriched fluorine is generated, consisting of 18F…

A:

Q: 6.9 The average distance between Mars and Earth is about1.3 × 108miles. How long would it take video…

A: 1 mile= 1.61 km ∴1.3×108 miles = 1.61 ×1.3×108                               =20930000 km 1 km =1000…

Q: A gamma ray has a frequency of 2.88 × 1 0 21 Hz. What does this mean?

A: Frequency(v) means the number of waves passing in per (means one) second of time. Unit of…

Q: A 100-watt lightbulb radiates energy at a rate of 100 J/s. (The watt, a unit of power, or energy…

A: The power of the lightbulb is = 100 watts (100 J/s) The wavelength of the emitted light is = 515 nm…

Q: Calculate the frequency of an X-Ray given that the wavelength is 5.0 nanometers. (Hint: 1 meter =…

A: Given, Wavelength = 5.0nm.

Q: An electron on an energy level has an energy of 16.32 x 10−19 J. It moves to another level by…

A: It is given that an electron initially has an energy level of 16.32×10-19 J and it moves to another…

Q: "When you heat up an element, the photons gain energy. They move from a ground state (far from the…

A: Given statement: "When you heat up an element, the photons gain energy. They move from a ground…

Q: 29. Cosmic background radiation (CMB) is a form of electromagnetic radiation that fills the entire…

A: Given: Wavelength of CMB = 2.0 mm = 0.002 m                                        (Since 1 m = 1000…

Q: 16) What is the wavelength, in nm, of light with a frequency of 6.70 x 1014 s-1 ?

A:

Q: Determine the speed (in m/s) of an electron with 8.00 × 10-3 J/mol of kinetic energy. Mass of…

A:

Q: What electromagnetic radiations are considered to be dangerous with a lot of exposure and why?

A: Electromagnetic radiation are the radiations which travel in waves with both electric and magnetic…

Q: The frequency of the middle G note on a piano is 392.00 Hz. What is the wavelength of this note in…

A:

Q: A 100-watt lightbulb radiates energy at a rate of 100 J/s (The watt, a unit of power, or energy over…

A: Answer:Here:

Q: 3. Almost all commercially available microwave ovens use radiation with a frequency of 2.45 x 10⁹…

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: The astronaut then measures the abundance of magnesium on the new planet, obtaining the following…

A: Step → 1Average atomic mass = ∑ (% abundance x mass of isotope 100

Q: How much energy (in kJ) is in 4.726 moles of 681.6 nm light? Enter your answer using Canvas's…

A: Given that: Number of moles = 4.726 moles wavelength,λ = 681.6 nm = 681.6×10-9 m To find, the…

Q: When a salt containing copper ions is analyzed by a flame test, a green flame is observed. Which of…

A: Copper (Cu) is a chemical element belonging to the transition metals. The atomic no. (Z) of Cu is 29…

Q: In scenario C, visible light is in the middle of the yellow region of the visible spectrum. Estimate…

A: For scenario C , we would use visible light spectrum table to find the wavelength for middle of…

Q: Mercury emits a number of discrete wavelengths of visible light when an electric current passes…

A: According to Quantum mechanics, the light wave that hits on the surface of metals are not continues…

Q: Visible light falls into wavelength ranges of 400-700 nm, for which 1 m = 1 x 10° nm. The energy and…

A: The wavelength of the light in meters can be calculated as follows:

Q: What is the frequency of light, in Hz, with a wavelength of 407.5 nm? Enter your answer using…

A:

Q: 18. (a) What did Ernest Rutherford observe during his experiments? (b) What did Niels Bohr observe…

A: The observation of Rutherford and Bhor experiments are as follows:

Q: Gamma ray radiation falls in the wavelength region of 1.00×10-16 to 1.00×10-11 meters. What is the…

A: Gamma radiations are certain types of electromagnetic radiations which falls in the wavelength…

Q: How long(in hours) will it take for light that travels at 3.00x10^8m/s to cover the distance from…

A:

Q: an unknown halogen has a mass of roughly 160 g at standard temperature and pressure.  Which is the…

A:

Q: The electronvolt (eV) is a common energy unit. A single decay of a plutonium (Pu, atomic number 94)…

A: The number of significant figures in the answer after multiplication or division is determined by…

Q: When John broke his arm, the doctor took an x-ray of John's arm. John had never seen an x-ray…

A: X-rays are used to detect fracture in bones. It gives information about bones.  From the given…

Q: When light is shined on a thin sheet of metal, electrons are released with a kinetic energy of 5.76…

A: Kinetic energy of electrons will be equal to the energy per photon minus the binding energy . Given…