The Calcium Silicate Formed in the Blast Furnace Reduction of Iron

question 36

Multiple Choice

The calcium silicate formed in the blast furnace reduction of iron ore is called ____.

• A) charge
• B) gangue
• C) pig iron
• D) flux
• E) slag

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Definitions:

Life Expectancy

Life expectancy is the statistical measure of the average time an organism is expected to live, based on factors such as the year of their birth, current age, and demographic factors.

Literacy Rates

The percentage of people who are able to read and write within a specific population.

Unemployment

The condition of being without a paid job despite actively looking for work, often measured by the unemployment rate which is the percentage of the labor force that is jobless.

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The income generated, particularly through regular payments, from employment or investment returns.