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Mastering Mixtures

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Questions and Answers

What concentration of fluoride ions in water prevents tooth decay?

3 ppm

1 ppm (correct)

1.5 ppm

2 ppm

Which of the following is an example of a mixture?

Oxygen

Water

Salt

Brass (correct)

Which substance is commonly used in rat poison?

Sodium fluoride (correct)

Nickel

Copper

Zinc

What type of solutions will be mostly considered in this unit?

<p>Liquid solutions (B)</p> Signup and view all the answers

What properties of solutions will be studied after their formation?

<p>Boiling point and freezing point (B)</p> Signup and view all the answers

Mastering Mixtures

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Podcast

Questions and Answers

What concentration of fluoride ions in water prevents tooth decay?

Which of the following is an example of a mixture?

Which substance is commonly used in rat poison?

What type of solutions will be mostly considered in this unit?

What properties of solutions will be studied after their formation?

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