Pure Substances and Mixtures MCQs Quiz Online PDF Download eBook
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"What is true about mixtures?" Multiple Choice Questions (MCQ) on pure substances and mixtures with choices they have a range of boiling points, they have a range of melting points, they lack of exact concentrations, and all of above for online college classes. Practice pure substances and mixtures quiz questions for merit scholarship test and certificate programs for online colleges for science.
MCQs on Pure Substances and Mixtures PDF Download eBook
MCQ: What is true about mixtures?
- they have a range of boiling points
- they have a range of melting points
- they lack of exact concentrations
- all of above
MCQ: What is true about pure substances?
- they have fixed and exact boiling point
- they have fixed and exact melting points
- they form only one post on chromatogram
- all of above
MCQ: Oil and water is an example of
- impure substances may also form the crystals
MCQ: Fresh seawater is referred to as impure water because it contains
- aquatic animals
- aquatic plants
- dissolved salts
MCQ: Liquids that mix together are called as