The Reaction of Excess Oxygen with an Unknown Volume of Hydrogen

question 91

Multiple Choice

The reaction of excess oxygen with an unknown volume of hydrogen at 200 ° C yields 3.22 L of steam. What is the volume of the hydrogen?

• A) 6.44 L
• B) 1.61 L
• C) 3.22 L
• D) 4.22 L
• E) none of these

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Definitions:

CPI

Consumer Price Index, a measure indicating the average price level of a basket of goods and services purchased by households, used to estimate inflation.

Base Year

A reference year against which economic or financial data is compared to measure economic performance or inflation.

Prices

Monetary values assigned to goods and services, which are determined by supply and demand dynamics in the market.

Misery Index

An economic indicator created by summing the unemployment rate and the inflation rate, intended to measure the health of an economy.