Calculate the Longest Wavelength of Light (Nm)that Can Be Used

question 36

Multiple Choice

Calculate the longest wavelength of light (nm) that can be used to remove electrons from metal surfaces if 245 kJ/mol is required to eject electrons.

• A)233
• B)488
• C)725
• D)552
• E)165

---

Definitions:

Due Payment

The amount of money that is scheduled to be paid at a certain date as part of a financial obligation.

Delay Payment

The act of postponing a payment until a later time, often resulting in additional fees or interest.

Interest Rate

The percentage of a loan that comes with an interest charge to the borrower, often stated as an annual percentage of the loan balance.

Interest

The cost of borrowing money or the profit from lending it, typically expressed as an annual percentage of the principal.