Multiple Choice
An excess of potassium hydroxide is treated with 1.6 L of dry hydrogen bromide gas measured at STP. What is the mass of potassium bromide formed?
A) 8.2 × 102 g
B) 8.5 g
C) 1.0 × 103 g
D) 1.7 × 103 g
E) 1.4 × 103 g
Correct Answer:
Verified
Correct Answer:
Verified
Q35: Into a 3.50-liter container at 25°C are
Q36: A gaseous mixture is 50% helium gas
Q37: Samples of the gases H<sub>2</sub>(g) and SO<sub>2</sub>(g)
Q38: Consider two gas samples: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6422/.jpg" alt="Consider
Q39: A sample of N<sub>2</sub> gas is contaminated
Q41: Which gas, He or H<sub>2</sub>O vapor, has
Q42: A volatile liquid produced 0.379 g of
Q43: Suppose a sealed flask contains 1.0 L
Q44: If a 2.15-g sample of a gas
Q45: Calculate the temperature at which the average