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Questions and Answers
Which of the following is NOT a sub-discipline of chemistry?
Which of the following is NOT a sub-discipline of chemistry?
- Organic Chemistry
- Inorganic Chemistry
- Astrochemistry (correct)
- Physical Chemistry
What is the difference between a compound and a mixture?
What is the difference between a compound and a mixture?
- Compounds are heterogeneous while mixtures are homogeneous
- Compounds are homogeneous while mixtures are heterogeneous (correct)
- Compounds are made up of only one type of atom while mixtures are made up of more than one type of atom
- Compounds cannot be separated by physical means while mixtures can
What is the difference between an element and a compound?
What is the difference between an element and a compound?
- Elements are formed by chemical combination of two or more substances while compounds are formed by physical combination of two or more substances
- Elements cannot be separated into simpler substances while compounds can (correct)
- Elements are made up of two or more different atoms while compounds are made up of only one type of atom
- Elements are homogeneous while compounds are heterogeneous
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