Question 1
What best describes a pure substance, as opposed to a mixture?
Correct Answer:
It has a fixed, definite composition throughout
Question 2
Which of the following is a physical property of a substance, rather than a chemical one?
Correct Answer:
Melting point
Question 3
A solution such as salt water is best described as a:
Correct Answer:
Homogeneous mixture of solute dissolved in solvent
Question 4
How does a suspension differ from a true solution?
Correct Answer:
A suspension's particles are large enough to settle out or be filtered, unlike a dissolved solute
Question 5
A solution is made by dissolving 10 g of salt in 90 g of water. What is the mass percent of salt in the resulting solution?
Correct Answer:
10%
Question 1
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About this Exam

Prepare with the Estonian Basic-School Chemistry Exam Practice Questions - Estonian Basic-School Final Examination - Chemistry (Keemia) Exam practice quiz. This question bank includes 100 questions covering mass, molar, solution, acid, and number. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Estonian Basic-School Chemistry Exam Practice Questions - Estonian Basic-School Final Examination - Chemistry (Keemia) Exam

This practice set contains 100 questions from the matching question bank and focuses on mass, molar, solution, acid, and number. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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