Podcast
Questions and Answers
Which of the following accurately describes the distinctive feature of a compound compared to a mixture?
Which of the following accurately describes the distinctive feature of a compound compared to a mixture?
- Compounds are formed by chemical bonding, while mixtures involve physical interactions. (correct)
- Compounds always contain a fixed proportion of elements, mixtures can have varying proportions. (correct)
- Compounds can be separated by physical means, while mixtures require chemical reactions.
- Compounds can dissolve in water, whereas mixtures do not.
Which of the following accurately distinguishes a homogeneous mixture from a heterogeneous mixture?
Which of the following accurately distinguishes a homogeneous mixture from a heterogeneous mixture?
- Homogeneous mixtures consist of a single substance, while heterogeneous mixtures contain multiple substances.
- Homogeneous mixtures have uniform composition throughout, while heterogeneous mixtures have unevenly distributed components. (correct)
- Homogeneous mixtures cannot be separated by physical means, while heterogeneous mixtures can be.
- Homogeneous mixtures always involve a solvent and a solute, while heterogeneous mixtures do not.
Which of the following examples best represents a heterogeneous mixture?
Which of the following examples best represents a heterogeneous mixture?
- Air
- Sand mixed with water (correct)
- Sugar dissolved in coffee
- Salt dissolved in water
Which of the following is NOT considered a pure substance based on the classification of matter?
Which of the following is NOT considered a pure substance based on the classification of matter?
Which of the following statements about solutions is FALSE?
Which of the following statements about solutions is FALSE?
Flashcards
Mixture
Mixture
A mixture consists of two or more substances mixed together.
Heterogeneous Mixture
Heterogeneous Mixture
Substances are not uniformly distributed, like oil and water.
Homogeneous Mixture
Homogeneous Mixture
Substances are uniformly distributed, such as salt mixed in water.
Compound
Compound
Signup and view all the flashcards
Solvent
Solvent
Signup and view all the flashcards
