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WorksheetsAP Chem Unit 3 Vocab
Total questions: 15
Worksheet time: 30mins
Loose ions, in solution, that have a charge (like in Gatorade) are called...
Powerade
aqueous solutions
electrolytes
Weak electrolytes are...
compounds that break apart completely into ions and conduct electricity very well.
compounds that do not break apart completely into ions and do not conduct electricity very well.
compounds that break apart completely into ions, but DO NOT conduct electricity very well.
compounds that do not break apart completely into ions, but DO conduct electricity very well.
__________ electrolytes only break apart partly and conduct electricity a little bit.
Strong
Weak
Acid
non
Substances that do not conduct electricity at all in a solution are called_______________.
acid
science
nonelectrolytes
A(n) _____ solution has a large amount of solute dissolved in it.
dilute
concentrated
supersaturated
Concentrated
The density of 200 mL of water was determined, and then 20 grams of sugar was dissolved in the water. The student determined the density of the sugar-water solution and recorded the collected data in a table. The sugar in this investigation is
the solute
undergoing chemical change
the solvent
changing from a solid to a gas
What do molarity and molality have in common?
Both have "moles solute" in the numerator
Both have "kg solvent" in the denominator
Both have "L solution" in the denominator
Both have "moles solution" in the denominator
Which equation is used to find molarity?
Moles solute/L solution
Moles solute/kg solution
Moles solute/kg solvent
Grams solute/L solution
Which equation is used to find molality?
Moles solute/L solution
Moles solute/kg solution
Moles solute/kg solvent
Grams solute/L solution
The process by which molecular compounds dissolve in water to form ions is
ionization
dissociation
neutralization
dispersion
When ionic compounds dissolve in water to produce ions is called...
ionization
dissociation
evaporation
distillation
A strong acid can be described as...
A substance that completely ionizes in water to produce H+ ions.
A substance that completely ionizes in water to produce OH- ions.
A substance that partially ionizes in water to produce H+ ions.
A substance that partially ionizes in water to produce OH- ions.
A weak base can be described as...
A substance that completely ionizes in water to produce H+ ions.
A substance that completely ionizes in water to produce OH- ions.
A substance that partially ionizes in water to produce H+ ions.
A substance that partially ionizes in water to produce OH- ions.
