Explain minimum energy required to cause the photo electric

Assignment Help Chemistry
Reference no: EM13260039

The minimum energy required to cause the photo electric effect in potassium metal is 3.69*10^-19 J. will photoelectrons be produced when light shines on the surface of potassium?if 400 nm radiation is shone on potassium,what is the velocity of the ejected electrons

Reference no: EM13260039

Questions Cloud

What is the maximum transverse speed of the bead : In lab, your instructor generates a standing wave using a thin string of length L = 2.10m fixed at both ends. What is the maximum transverse speed vy of the bead
What is the value of the interest rate swap to the party : What is the value of the interest rate swap to the party that receives the fixed-rate payment and pays the floating-rate payment? What is the value of the same interest rate swap to the party that receives floating and pays fixed?
Find the gravitational potential energy of the ball : A ball of mass 2.4 kg hangs at the end of a string 1.4 m in length from the ceiling of a room. What is the gravitational potential energy of the ball relative to the floor
Which of the following actions would improve this ratio : Which of the following actions would improve this ratio? (Hint: create a simple balance sheet that has a current ratio of 0.5. Then, judge how the transactions below would affect the balance sheet.)
Explain minimum energy required to cause the photo electric : The minimum energy required to cause the photo electric effect in potassium metal is 3.69*10^-19 J. will photoelectrons be produced when light shines on the surface of potassium?if 400 nm radiation is shone on potassium,what is the velocity of the..
What are the double slit characteristics : Laser beam with wavelength 632.8 nm is aimed perpendicularly at opaque screen with two identical slits on it, What are the double slit characteristics (slit width, slit separation)
What is the irr for the gold mine : the cash inflows are projected to grow at 2 percent per year for the next 10 years. After 11 years, the mine will be abandoned. Abandonment costs will be $119,000 at the end of year 11.
Embassy motorcycle manufactured-optimal solution : Embassy Motorcycle (EM) manufactured two lightweight motorcycles designed for easy handling and safety. The EZ-Rider model has a new engine and a low profile that make it easy to balance. The Lady-Sport model is slightly larger, use a more traditiona..
What is the intrinsic value of the stock today : what is the intrinsic value of the stock today? Given the current stock price today (P0 = $16), should you buy the stock and briefly explain why or why not?

Reviews

Write a Review

Chemistry Questions & Answers

  Explain triethylene glycol and heavy mineral oil

triethylene glycol and heavy mineral oil are both high boiling, and high molecule solvents. What in their structural properties renders triethylene glycol

  State what is the equilibrium constant of the formation

What is the equilibrium constant of the formation reaction of ammonia gas at 298.15 K under the conditions that the partial pressures

  Explain the normal melting point of benzene

The normal melting point of benzene is 5.5 degrees Celsius . For the process of freezing, what is the sign for each of the following: a) Delta Hsys b) Delta Ssys c) Delta Gsys at 5.5 degrees Celsius d) Delta Gsys at 0 degrees Celsius

  State reaction betwwen trans-stilbene and bromine

Consider the mechanism of a reaction betwwen trans-stilbene and bromine. What isomer do you expect to be the reaction product? Explain your answer. Does the outcome of the experiment support your analysis?

  Depict basic repeating unit of polyethylene terephthalate

Draw the basic repeating unit of polyethylene terephthalate (PET). Classify PET as a polyamide or polyester. Is PET a condensation or addition polymer? Explain.

  How much water is created in grams

Assume that the kinetic energy of a 1300kg car moving at 140km/h could be converted entirely into heat. How much water is created in grams?

  Explain centered orthorhombic has two lattice positions

centered orthorhombic has two lattice positions one on the rectangular top and bottom face

  Calculate the molar solubility of calcium carbonate

calculate the molar solubility of calcium carbonate in 0.050 molar calcium chloride and ksp for calcium chloride is 3.8X10^-9.

  Determine the boiling point of octane in colorado

Calculate the mass in grams for a sample of Al that absorbs 1.70kJ when the temperature increases from 56 degree Celsius to 177 degree Celsius?

  Which has the larger hydration energy

Which has the larger hydration energy, AL+3 or Li+ (Both ions are about the same size)

  Compute the spring constant of the silicone band

Calculate the spring constant of this silicone band including units. I know Hooke's law is F=-KX, where F is force, -K is the consent of the spring which I need to find and X is the displacement from relaxed position, but i'm giving the oscillatio..

  State the electron-dot formula

Solid phosphorus pentabromide, PBr5, has been shown to have the ionic structure [PBr4+][Br? ]. Write the electron-dot formula of the PBr4+ cation

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd