What Would the Atom Ratio of ²⁰⁶Pb to ²³⁸U Be

question 2

Multiple Choice

What would the atom ratio of ²⁰⁶Pb to ²³⁸U be in a uranium mineral from a rock that is 1.0 × 10⁹ years old? t_1/2(²³⁸U) = 4.5 × 10⁹ yr.

• A)0.14
• B)0.16
• C)0.22
• D)0.86
• E)1.16

---

Definitions:

Partnership

A lawful business structure operated by two or more people who jointly manage and divide profits.

Limited Liability

A legal structure that limits the personal financial responsibility of shareholders for the debts or actions of a corporation to the amount they invested.

Capital Acquisition

The process of acquiring capital assets, which are resources such as machinery, tools, or buildings, used to produce goods or services.

MPC

Marginal Propensity to Consume, which is the fraction of an additional amount of income that is spent on consumption.