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What are Mixtures?
What are Solutions?
Acids and Bases
Unit 7 Pot Luck
Pot Luck
100
A physical combination of substances that keep their own properties, and can be separated by physical means.
What is a mixture?
100
What is a solute + solvent called?
What is a solution?
100
What number on the pH scale is neutral?
7
100
In this type of solution no more solute can be dissolved in the solution and crystals will from.
What is supersaturated?
100
What two particles make up the mass number of an atom?
proton and neutron
200
A type of homogeneous mixture that is the same throughout.
What is a solution?
200
The part of a solution that is dissolved is the ______________.
What is a solute?
200
The pH scale ranges from 0-?
14
200
A solution that allows more solute to be dissolved in the solvent.
What is unsaturated
200
Where does a fusion reaction occur?
Sun
300
Mixtures with different parts that can be plainly seen with the naked eye are called _____________________ mixtures.
What is heterogeneous?
300
The part of a solution that dissolves the other substance is called the ___________________.
What is a solvent?
300
The pH scale from 0-6.9 are the?
acids
300
Name an acid.
lemon juice, vinegar,......
300
How is a hydroxide ion represented?
OH
400
Mixtures which contain particles over 1000 nanometers in size and the particles can settle out are classified as _____________________.
What are suspensions?
400
A solution of two or more solids is an ______________.
What is an alloy?
400
The pH scale from 7.1-14 are the....?
Bases
400
What is one way to increase dissolving rate?
heating, stirring, making larger surface area
400
How many neutrons are in Nitrogen-15?
8
500
Over time, one or more parts of a suspension can ________________.
What is settle out?
500
What is the universal solvent?
water
500
If a solution with a pH of 5 is combined with a solution with a pH of 9, what would the resulting reaction be called?
neutralization reaction
500
If you have a sugar solution containing 4g of sugar in a 2L solution, what is the concentration g/L?
2g/L
500
Write the isotopic notation of Magnesium-23?
Mg23,12