This is the universal solvent (substance that dissolves other materials).
What is water?
100
You bite into a fresh baked chocolate chip cookie and instead of tasting sweet cookie, you get a mouthful of bitter baking soda. Baking soda is weak ___________
What is base?
200
This number represents the strongest acid.
What is 0?
200
Acids react with this material.
What is metal?
200
Bases feel like this.
What is slippery?
200
Benjamin made a salad dressing of vinegar and oil. No matter how hard he shook the bottle, the vinegar would not dissolve, because they are insoluble. When two substances are insoluble they _________ be dissolved together.
What is cannot?
200
Acids and bases react with this kind of paper.
What is litmus paper?
300
Windex has a pH of 11, therefore it is one of these ______.
What is a base?
300
Acids turn litmus paper this color.
What is red?
300
Many of these products are bases.
What are cleaning products?
300
Solutions are homogeneous mixtures, which means the molecules are uniformly distributed and too small to be seen. It also means that the particles __________ be separated if you filter them.
What is cannot?
300
Shampoo feels slippery and burns when it gets in your eyes, therefore it is this kind of substance.
What is a base?
400
Water is neutral on the pH scale and is represented by this number.
What is 7?
400
Citric acid is found in many fruits, yet fruits are safe to eat. Which is most likely to be the pH of citric acid: 1, 5, 7, or 10
What is 5?
400
Oven cleaner has a pH of 13, therefore it is this kind of base.
What is strong?
400
Mixtures that have particles that can be seen and are easily separated by settling are this type of solution.
What is a suspension?
400
True or False: Both acids and bases can burn you.
What is true?
500
The farther away a number is from 7 on the pH scale, the _____________ the acid or base.
What is stronger?
500
Acids have many of these types of ions.
What are hydrogen (H+) ions?
500
Bases have many of these types of ions.
What are hydroxide (OH-) ions?
500
Bronze is a mixture of copper and tin. Besides being a homogeneous mixture, bronze is considered a _____ solution.
What is solid?
500
This is what happens when you mix an acid and a base.