Semester 1 Chemistry Final

Which of the following is NOT an indicator of a chemical change?

• Lime forming on your kitchen sink
• A car burning gasoline
• Putting an ice tray in the refrigerator
• Smoke from a forest fire

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following would represent condensation?

• When a pot of water boils
• An ice cube on the table
• When a puddle dries
• Droplets that form on the outside of a cold drink

Tags

NGSS.MS-ESS2-4

Calculate the percent error. The experimental value is 50.3°C and the accepted value is 50.9°C.

• 0.8%
• 1.2%
• 1.5%
• 1.7%

Convert 155 inches PER second to miles PER hour:

• 6.82 miles/hour
• 6.11 miles/hour
• 8.8 miles/hour
• 2.84 miles/hour

According to the density chart, which material would weigh 30.25 grams and have a volume of 2.880 milliliters?

• Aluminum
• Iron
• Silver
• Lead

How many milliliters is 6.38 Liters?

• 6380 mL
• 0.00638 mL
• 0.0638 mL
• 638 mL

Which element does NOT exist as a diatomic element?

• Helium
• Bromine
• Iodine
• Oxygen

Which of the following represents a list of metals?

• Lithium, Sodium, Oxygen, Tin
• Gold, Silver, Mercury, Hydrogen
• Iron, Calcium, Zirconium, Lead
• Nitrogen, Bromine, Neon, Silver

What would happen to the pressure inside of a balloon if it was filled at 0°C and put into a 140°C oven?

• The pressure would remain constant.
• The pressure would increase.
• The pressure would decrease.
• Why would someone do that Mr. Neal?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

With this theoretical substance, if you were to start at normal conditions (1 atm and 300°K) what phase change would occur if you were to decrease the temperature?

• Condensation
• Evaporation
• Freezing
• Melting

Tags

NGSS.MS-PS1-4