Red
Orange
Yellow
Green
Blue
100
What is a likely use for a base
What is soaps and detergents
100
Neutralization is a reaction between...
What is an acid and a base.
100
Acids are described as corrosive because...
What is the eat away at other materials
100
A liquid mixture in which particles can be easily seen and separated by settling or filtration is a
What is suspension.
100
How is a solute different from a solvent in a solution?
What is The solute is present in a smaller amount.
200
A measure of how well a solute can dissolve in a solvent at a given temperature is that substances...
What is solubility
200
What does a neutralization reaction produce
What is water and a salt.
200
In water bases form...
What is hydroxide ions
200
What is a characteristic property of acids
What is turns blue litmus paper red.
200
A mixture containing particles that are too small to be seen easily but are large enough to scatter a light beam is called a...
What is a colloid.
300
When you add so much solute that no more dissolves, you have a...
What is saturated solution.
300
If normal rainfall is SLIGHTLY acidic what would its pH be?
What is between 5-7
300
How would a solute affect the boiling point of water
What is water will boil at a higher temperature.
300
When a solute is added to a solvent, the freezing point of the solution is...
What is lower than the freezing point of either substance alone
300
What does the pH scale measure?
What is the concentration of hydrogen atoms.
400
When a few spoonfuls of sugar are mixed intro a cup of water, sugar is the....
What is solute.
400
You can find the pH of a substance by using...
What is litmus indicator
400
What is one way to increase the solubility of sugar in water?
What is heat the water
400
Acids are ______________, which means that they "eat away" at other materials
What is corrosive
400
How can a scientist safely tell whether an unknown solution is salt in water or sugar in water?
What is testing the electrical conductivity of the solution.
500
A(n) __________________ is a compound that turns litmus blue and is often found in soaps and detergents.
What is a bases.
500
When the pH is high, the concentration of hydrogen ions is...
What is low.
500
_________________ solids break up into individual neutral particles when dissolved in a solvent.
What is molecular.
500
In a water solution, how do acids differ from bases?
What is acids form hydrogen ions (H+), while bases form hydroxide ions (OH-)
500
Because it will dissolve so many solutes, ____________ is sometimes called the universal solvent.
What is water.
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