review unit8

suppose 18 grams of butane react completely with oxygen. How many litersof carbon dioxide will be produced at stp?

• 27.8

• 1.24

• 0

• 58

suppose 19 grams of Fe2O3 react completely with carbon. How many liters of Fe will be produced at STP?

• .23

• 5.15

• .0821

• 0

You have 4 containers with 1 mole of gas. One container has 30 L, 40L, 50 L and 60L of volume. Which container would have the greatest pressure if temperature is constant for all 3 containers

• 30L

• 40L

• 50L

• 60

Changing the temperature of a gas in a fixed volume and closed container affects

• density

• mass

• number of atoms

• pressure

How many atoms are in a mole?

• 6.022x10^23
• 1
• Molar Mass
• 22.4

What is standard temperature?

• 0K
• 0^oC
• 173 K
• 173.15 K

Tags

NGSS.HS-PS3-4

A student measures the pressure and volume of an empty water bottle to be 1.4 atm and 2.3 L. She then decreases the pressure to 0.65 atm. What is the new volume?

• 2.1 L

• 5.0 L

• 8.2 L

• 3.9 L

A scientist needs to store 28.0 moles of xenon gas at STP in the lab. What size gas tank will he need?

• 628 L

• 473 L

• 219 L

• 376 L

A sample of gas containing 8.1 moles at STP would fill a container of what volume?

• 342 L

• 703 L

• 475 L

• 182 L

Which of the following do the units need to be converted to be used in gas law equations

• Temperature
• Volume
• Pressure
• moles