Chemical Reactions Quiz

What is the pH level of a neutral solution?

• 0

• 7

• 14

• 10

What is the pH range of acidic solutions?

• 0 to 7

• 7 to 14

• Exactly 7

• Below 0

What is the process of a substance dissolving in a solvent to form a solution called?

• evaporation

• condensation

• dissolution

• precipitatio

What is surface tension?

• The tension in the surface layer of a liquid that causes it to behave as an elastic sheet

• The pressure required to prevent osmotic movement across a selectively permeable membrane

Which of the following substances can act as a surfactant?

• Food Color

• Whole Milk

• Soap

• Skim Milk

What is the pH level of a strong acid?

• Around 7

• Less than 3

• More than 11

• Exactly 9

What does the pH stand for?

• Pluto is not a planet. HUH?

• potential of Hydrogen

• Pre-High School

• Permanently Hangry

Which of the following is true about bases?

• They taste sour

• They feel slippery

• They catch fire when you look at them

• They have a pH level LESS THAN 7

What will happen if you mix oil and water together? Think about our Lava Lamps we made.

• Will not mix together and stay

• Will mix together and make a new liquid

• They act as a buffer to maintain the pH level of the cleaning solution

• They react with water to produce a gas that helps lift dirt

Tags

NGSS.MS-PS1-2

What is the chemical formula for water?

• CO2

• H2O

• NaCl

• O2