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WorksheetsExploring Acids and Bases
Total questions: 13
Worksheet time: 7mins
What happens when an acid and a base mix?
An acid and a base explode upon mixing.
They create a gas that fills the room.
The mixture turns into a solid immediately.
An acid and a base neutralize each other, forming water and a salt.
Name a property of acids.
Acids are always colorless.
Acids are always solid at room temperature.
Acids have a sweet taste.
Acids have a sour taste.
Name a property of bases.
Bases turn blue litmus paper red.
Bases have a sour taste.
Bases are always solid at room temperature.
Bases turn red litmus paper blue.
What is the pH scale used for?
The pH scale is used to measure the acidity or alkalinity of a solution.
To assess the viscosity of a solution.
To determine the color of a solution.
To measure the temperature of a solution.
What is a common use of vinegar, which is an acid?
Making soap
Cooking and food preservation
Deodorizing carpets
Cleaning windows
How do bases feel to the touch?
Bases feel warm and sticky to the touch.
Bases feel rough and gritty to the touch.
Bases feel slippery or soapy to the touch.
Bases feel dry and powdery to the touch.
What is one use of baking soda, a base?
Cleaning agent for surfaces
Preservative for fruits
Ingredient in toothpaste
Leavening agent in baking
What color does litmus paper turn in an acid?
Red
Blue
Green
Yellow
What color does litmus paper turn in a base?
Red
Green
Blue
Yellow
What is hydrochloric acid used for in the stomach?
Hydrochloric acid aids digestion and protects against pathogens.
Hydrochloric acid helps absorb vitamins directly.
Hydrochloric acid is a source of energy for the body.
Hydrochloric acid is used to neutralize bile.
What is one property that acids and bases share?
Both are always corrosive.
Both can neutralize each other.
Both can conduct electricity.
Both have a pH of 7.
What is a common household base?
sugar
vinegar
table salt
baking soda
Why are acids important in our diet?
Acids are primarily used for flavoring food.
Acids help in the production of hormones.
Acids are essential for building muscle mass.
Acids are important in our diet because they aid in digestion and nutrient absorption.
