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Acids
Bases
Mixtures
pH
Random
100
List an example of an acid
What is ______________ (answer varies)
100
List an example of a base.
What is ___________________(answer varies)
100
List an example of a heterogeneous solution.
What is _____________ (varies)?
100
Bases turn red and blue litmus paper _________.
What is blue?
100
Acid rain is caused by ________________. (list one major reason)
What is - exhaust from cars - emissions from factories - burning of fossil fuels
200
The pH of acids range from _____ to _____.
What is 0 to 6.999999 ?
200
The pH of bases range from ______ to ______.
What is 7.0111111 (varies) to 14?
200
What is an example of a homogeneous solution?
What is ____________ (answer varies)?
200
Acids turn red and blue litmus paper _________.
What is red?
200
Neutralization occurs when ________________.
What is - an equally strong acid and base mix together, creating a pH of 7.
300
Acids react with ________ to form carbon dioxide (CO2).
What is a carbonate?
300
Bases react with H2O to make __________ _____.
What are hydroxide ions?
300
How is a heterogenous solution different than a homogenous solution?
What is: - Heterogeneous solution: CAN see the different parts mixed together - Homogeneous solution : CANNOT see the different parts; the solution is evenly mixed.
300
Cabbage water turns ________ when it is in an acid.
What is pink?
300
Water has a pH of ____.
What is 7?
400
List one way that acids are similar to bases.
What is: - both are caustic (dangerous to skin)?
400
List one way that bases are different than acids.
What is... Bases: - Bitter Taste (NEVER taste a chemical to identify it!) - Slippery Feel - Strong bases can irritate or burn your skin, so only touch with permission! - Reacts with water (H2O) to form hydroxide ions (OH-) - Turns red litmus paper blue (Base turns litmus paper blue) While acids DO NOT.
400
When you make hot chocolate with hot cocoa powder, what is the solute and what is the solvent?
What is - the solute: hot cocoa power and - the solvent: milk or H2O
400
The pH scale ranges from ______ to ______.
What is 0 to 14?
400
A strong base has a pH of ____. A strong acid has a ph of ____.
What is - base: 12-14? - acid: 0-3
500
What are the four properties of acids?
What is: - Sour Taste (NEVER taste a chemical to identify it!) - Corrosive - "eats away" at metals. - Reacts with carbonates (groups of C and O atoms bonded together) to produce carbon dioxide. - Turns blue litmus paper red
500
What are the 4 properties of bases?
What is: Bitter Taste (NEVER taste a chemical to identify it!) - Slippery Feel - Strong bases can irritate or burn your skin, so only touch with permission! - Reacts with water (H2O) to form hydroxide ions (OH-) - Turns red litmus paper blue (Base turns litmus paper blue)
500
The _________ dissolves the ________, breaking the ___________ into small pieces. (need to fill all three blanks)
What is: The solvent dissolves the solute, breaking the solute into small pieces.
500
pH is an acronym that stands for
What is "power of hydrogen"? http://dl.clackamas.edu/ch105-05/definiti.htm
500
List a real life example of neutralization.
What is - antacid working in our stomachs - Brushing teeth with the use of toothpaste, toothpaste is an alkaline substance that neutralizes the acid formed from the decomposing food you ate -