Petroleum Is a Fossil Fuel Containing Many Different Carbon Compounds

question 51

Multiple Choice

Petroleum is a fossil fuel containing many different carbon compounds. If the carbon atoms in petroleum have been in the ground for 100 million years, what fraction of the initial ¹⁴C atoms is still there? (t_1/2 = 5730 yr)

• A) 0
• B) 1 × 10^-10
• C) 5.7 × 10^-5
• D) 1.0 × 10^-3
• E) 5.7 × 10^-1

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Healthcare

A broad sector concerned with the provision of medical services to maintain and improve physical and mental health.

Cancer Rates

The frequency or number of new cases of cancer in a population over a certain period of time.

Cancer-Related Deaths

Fatalities caused by cancer, a disease characterized by the uncontrollable growth and spread of abnormal cells.

Psychosocial Risk Factors

Elements originating from social interactions and psychological conditions that can influence an individual's health and well-being.