1) Classify each of the following as a mixture, a compound, or an element? table sugar, propane,...

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Chemistry

1) Classify each of the following as a mixture, a compound, oran element?
table sugar, propane, bronze, tea, vinegar, dry ice, oxygen,aluminum
2) Select the statements that pertain to elements. Select allthe statements that apply.
a) These can be broken down by physical means.
b) These cannot be broken down by chemical means.
c) These combine chemically to form new substances; they arebuilding blocks of matter.
d) These are chemical combinations of simpler forms ofmatter.
e) These are pure substances.
3) Which of the following are chemical changes? Check all thatapply.
a) sugar is dissolved in water
b) a warm coke bottle fizzes when opened
c) the copper roof turns green over time
d) baking soda is dissolved in vinegar and bubbles appear
e) a fog appears on your windshield in cold weather
4) Classify each property as physical or chemical.
a)susceptibility to rust
b) flammability
c) boiling point
d) melting point
e) conductivity
f) color
5) Which of these substances are elements? Check all thatapply.
a) silicon
b) iodine
c) lead
d) quartz
e) silicone
f) water

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3.8 Ratings (353 Votes)

Answer 1 Bronze is the mixture of copper and zinc Tea is mixture of various natural products Vinegar is the homogenous mixture of acetic acid and water Table sugar is the compound made up of carbon hydrogen and oxygen Propane is compound made up of carbon and hydrogen and dry ice is the solid carbon dioxide made See Answer

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