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Challenge 1
Challenge 2
Challenge 3
Challenge 4
Challenge 5
100
Bases feel ______ ?
slippery
100
All acids taste _______ ?
Sour
100
What is organic compounds ?
Most compounds containing the element carbon are organic compounds.
100
what is ionization ?
process in which electrolytes dissolve in water and separate into charge particles
100
What is dissociation ?
The process in which an ionic solid, such as sodium chloride, separates into its positive and negative ions
200
what can you increase to make a gas more soluble in liquid?
pressure
200
What is a base ?
any substance that forms hydroxide ions in a water solution
200
Describe a monomer.
The small molecule, which forms a link in the polymer chain, is called a monomer
200
saturated solution
any solution that contains all the solute it can hold at a given temperature
200
When does dissolving occur?
when particles become evenly mixed among a solvent
300
If more of substance B dissolves in water than substance A, then substance B has a higher ________ than substance A.
solubility
300
what is a pH lower than 7? acidic
acidic
300
What are proteins ?
Proteins are large organic polymers formed from organic monomers called amino acids.
300
What is a solvent ?
in a solution, the substance in which the solute is dissolved
300
What is an ion?
Charged Particles
400
A color change that persists is the what point?
the end
400
what is pH that is 7?
neutral
400
What are inorganic compounds ?
Most elements that don't contain the element carbon are inorganic compounds.
400
What is an unsaturated solution ?
any solution that can dissolve more solute at a given temperature
400
What molecules do water molecules cluster around?
Solid--their negative ends attracted to the positive ends of the solids.
500
What word is used to describe a mixture that is 85 percent copper and 15 percent tin
alloy
500
what is titration used for?
determining the concentration of an acidic or basic solution
500
what is polymerization ?
Polymerization uses heat or chemicals to combine the long polymer chain.
500
When is a object polar ?
When it has a positive area and a negative area
500
Dissolving occurs where?
The surface of a solid.