Multiple Choice
A sample of H2 gas (2.0 L) at 3.5 atm was combined with 1.5 L of N2 gas at 2.6 atm pressure at a constant temperature of 25 °C into a 7.0 L flask. The total pressure in the flask is ________ atm. Assume the initial pressure in the flask was 0.00 atm and the temperature upon mixing was 25 °C.
A) 0.56
B) 2.8
C) 1.0
D) 1.6
E) 24
Correct Answer:

Verified
Correct Answer:
Verified
Q18: One significant difference between gases and liquids
Q35: Sodium bicarbonate is reacted with concentrated hydrochloric
Q41: The pressure of a sample of CH<sub>4</sub>
Q116: The density of chlorine gas at 1.01
Q117: The reaction of 50 mL of N<sub>2</sub>
Q118: Given the equation:<br>C<sub>2</sub>H<sub>6 </sub>(g) + O<sub>2</sub> (g)→
Q119: What is the density (in g/L)of oxygen
Q123: The root-mean-square speed of N<sub>2</sub> at 33.5
Q124: The pressure in a 12.2 L vessel
Q126: SO<sub>2</sub> (5.00 g)and CO<sub>2</sub> (5.00 g)are placed