A System of an Electron, a Proton, and a Neutron $\times$

question 8

Multiple Choice

A system of an electron, a proton, and a neutron has a net charge of

• A) +1.6 \(\times\) 10^-19 C.
• B) -1.6 \(\times\) 10^-19 C.
• C) 3.2 \(\times\) 10^-19 C.
• D) zero.

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Definitions:

Annuity

An economic tool that delivers a stable flow of income to an individual, commonly employed in retirement planning strategies.

Discount Rate

The interest rate used to discount future cash flows to their present values, often reflecting the cost of capital or risk.

Perpetuity

A type of annuity that pays a fixed amount of money to an individual indefinitely, without a termination date.

Interest Rate

The percentage of principal charged by the lender for the use of its money or the rate earned on savings or investments.