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pH Scale
True or False
Acids and bases
What's the matter?
Dexter's Laboratory
100
This is the lowest number on the pH scale
What is zero?
100
Acids are more dangerous than bases.
What is False?
100
These allow acids and bases to conduct electricity.
What are ions?
100
This is the boiling point of water..
What is 100 degrees Celsius?
100
These are the two substances used to make whipped cream, they are separated by this physical property. (3 responses)
What is heavy whipping cream, air and gravity?
200
This is the highest number on the pH scale.
What is 14?
200
Acids conduct electricity
What is True?
200
Lemon juice, vinegar and ketchup are all examples of...
What are acids?
200
A _____ is a substance(lesser in amount) that is dissolved by the _______
What is Solvent and Solute? (these are the two parts of a solution!)
200
This gas is produced when baking soda and vinegar react with each other.
What is Carbon dioxide?
300
These numbers on the pH scale are known as acids
What is zero to less than 7
300
Bases do not conduct electricity
What is False?
300
Ammonia, baking soda and blood are all examples of..
What are bases?
300
Physical change
What is change that alters the physical properties but does not change the object chemically.
300
Water is a solid at this temperature and is a gas at this temperature.
What is 0 and 100 degrees celsius?
400
These numbers on the pH scale are known as bases.
What is more than 7 to 14?
400
There are many ions in pure water allowing it to be a good conductor of electricity.
What is False?
400
This happens to the acidity of vinegar when it is mixed with baking soda.
What is neutralization?
400
This is the conservation of matter.
What is the law that states that matter cannot be created or destroyed?
400
This reacts with metals to produce rust.
What is oxygen?
500
If a base of 9 were to react with an acid of 5 we would expect it to form a pH of ______ also known as a _______
What is 7 and neutral?
500
Water freezes and melts at zero degrees Celsius.
What is true?
500
Cabbage juice, pH paper and universal indicators are all used for this...
What is detect the pH of a substance?
500
These are the four phases of matter. In order of increasing energy please.
What is Solid, liquid, gas and plasma?
500
This is the reason why it takes longer to heat ice to 1 degrees celsius than increase water from 10 to 20 degrees celsius.
What is it takes more energy to produce a phase change?