5. Which is an example of homogenous mixture?
A. sugar
B. pure air
C. soil
D. pure water

6. Which is not an example of pure substance?
A. carbon dioxide
B. sodium
C. salt water
D. water

7. Which of these substances is a compound?
A. acetic acid
B. carbon
C. chlorine
D. gold

8. Which of the following statement is correct?
A. elements but not compounds are pure substances
B. compounds but not elements are pure substances
C. both elements and compounds are pure substances
D. neither elements nor compounds are pure substances

9. Which of the statements differentiate pure substances from mixtures?
A. pure substance has a definite composition while mixtures has a variable composition
B. pure substances has a variable composition while measure has a definite composition
C. pure substance has a constant temperature while mixture has a wide range temperature
D. pure substance has a temperature that is not constant of a mixture has temperature that is constant

10. How is a compound different from a mixture
A. compound have two or more components
B. compounds are commonly found in nature
C. solid liquid and gas form compound
D. each substance in a compound loses his characteristic properties

Sa mga may sagot na nyan pakopya po I really need it :)
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