
Unit 1 Review
Quiz by Abigail Henderson
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- Q1
what is being dissolved in a solution
solute
solvent
precipitate
solution
30s - Q2
a solution where the solvent is water
aqueous solution
solvent dilution
dissolution rate
solute concentration
30s - Q3
measurement of the amount of solute in a solution
aqueous solution
concentration
dilution
agitation
30s - Q4
measure of the amount of solvent in a solution
dilution
agitation
concentration
temperature
30s - Q5
Which of the following statements correctly compares elements and compounds?
Compounds are formed of atoms. Elements are are only formed from molecules.
Molecules that contain only one kind of atom are pure elements. Molecules that contain more than one kind of atom are compounds.
Molecules that contain only one kind of atom are compounds, while molecules that contain more than one kind of atom are pure elements.
Elements can be broken down into compounds which cannot be broken down into simpler substances.
30s - Q6
Chemists organize the elements into a system called the --
periodic table
chemical properties
30s - Q7
The periodic table shows each element's --
chemical formula
chemical symbol
30s - Q8
two ore more atoms held together by chemical bonds
molecule
mixture
element
30s - Q9
any substance composed of identical molecules consisting of atoms of two or more chemical elements
element
precipitate
compound
30s - Q10
smallest unit that can be divided
element
compound
atom
30s - Q11
Which of the following actions increases the concentration of an aqueous solution?
increasing the amount of solute
decreasing the amount of solute
increasing the solute and solvent in equal amounts
increasing the amount of solvent
30s - Q12
An aqueous mixture is a ------ in which a substance is combined with water
mixture
compound
30s - Q13
In an aqueous solution, water is the ----- while the substance dissolved in the water is called the ---- .
solute; solvent
solvent; solute
30s - Q14
If you evaporate the solvent from an aqueous solution, you ------ the concentration of the solution.
increase
decrease
30s - Q15
Dilution of a solution ----- a solution's concentration.
decreases
increases
30s