Acids
Bases
pH levels
Vocabulary
Salts
100
Acids tend to be not so sweet but this
What is sour
100
A base can do this to the properties of an acid when they are mixed
What is neutraliz
100
Lemon juice has a pH of about 2 making it this
What is a strong acid
100
Substances, such as litmus paper, that change color in the presence of certain ions are called these
What are Indicators
100
Salts can form when these mix together to cancel each other out.
What are acids and bases
200
When litmus paper is dipped into an acetic acid(strong acid), the paper turns this color
What is red
200
Tasting a base may lead someone to say "eh", I've tasted better because bases are this
What is bitter
200
Human blood has a pH of 7.4 making it this
What is weak base
200
Experiments show that acids are this, meaning they attack metals
What is corrosive
200
A salt is defined as a compound made up of the these ions of a base and the negative ions of an acid
What is positive
300
All acids have this element, but not all compounds that have this element are acids
What is hydrogen
300
A base is defined as a substance that will form these when dissolved in water
What is hydroxide ions
300
Water is considered neutral and has a pH of this
What is seven
300
This reaction is one in which one element replaces another in a compound
What is single replacement
300
When HCl(acid) is added to NaOH(base) the result is water(H20) and NaCl, also commonly known as this
What is table salt
400
An acid is defined as a substance that gives hydrogen ions to water to form this
What is hydronium ions
400
The OH ions formed in bases have this type of charge
What is negative
400
Vinegar has a pH of 2.8 and Lemon juice has a ph of 2.3 making this the strong acid
What is lemon juice
400
Sulfuric acid can remove water from other substances which is known as this
What is a drying agent
400
When the H ions and the OH ions lose their effect in the solution by forming a nonionized compound the reaction is called this
What is neutralization
500
Acids that produce a large number of H ions in water are called this, also has a low number on the pH scale
What is a strong acid
500
To locate a base on the pH scale I would check to see that it is above this number.
What is seven
500
Seawater is known as salt water, but at a pH of 8.5 it could also be called this
What is a weak base
500
Substances with pH levels of 12 and above are known as these
What are strong bases
500
Before the invention of the refrigerator, much food had to be put in salt to do be this
What is preserved
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