A Sample of Carbon Monoxide Gas Was Collected in a 2.0

question 61

Multiple Choice

A sample of carbon monoxide gas was collected in a 2.0 L flask by displacing water at 28 ^$\circ$ C and 810 mmHg. Calculate the number of CO molecules in the flask. The vapor pressure of water at 28 ^$\circ$ C is 28.3 mmHg.

• A) 5.0 * 10²²
• B) 5.2 * 10²²
• C) 3.8 * 10²³
• D) 5.4 * 10²³
• E) 3.8 * 10²⁵

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