Exploring Solutions and Matter Conservation

What is the term used to describe a mixture where one substance is dissolved in another?

• Suspension

• Solution

• Colloid

• Emulsion

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DOK Level 1: Recall

TEKS.SCI.5.6C

Which of the following is an example of a solution?

• Sand in water

• Oil in water

• Salt in water

• Flour in water

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DOK Level 1: Recall

TEKS.SCI.5.6C

If you mix 50 grams of sugar with 200 grams of water, the total mass of the solution is (a)  

• 150 grams
• 200 grams
• 250 grams
• 300 grams

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DOK Level 2: Skill/Concept

TEKS.SCI.5.6C

Which property of a substance is most likely to change when it is dissolved in water?

• Color

• Mass

• Volume

• Solubility

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DOK Level 2: Skill/Concept

TEKS.SCI.5.6C

Explain why the mass of a solution is equal to the sum of the masses of its components: (a)  

• Because mass is lost during mixing
• Because mass is conserved in a solution
• Because mass is created during mixing
• Because mass is destroyed in a solution

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DOK Level 3: Strategic Thinking

TEKS.SCI.5.6C

A student dissolves 10 grams of salt in 100 grams of water. After the water evaporates, how much salt is left?

• 0 grams

• 5 grams

• 10 grams

• 15 grams

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DOK Level 2: Skill/Concept

TEKS.SCI.5.6C

Which of the following best describes the conservation of matter in a solution?

• Matter is lost when substances are mixed

• Matter is gained when substances are mixed

• Matter is conserved and remains constant

• Matter is destroyed in a solution

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DOK Level 1: Recall

TEKS.SCI.5.6C

How does the solubility of a substance affect the properties of a solution?

• It changes the color of the solution

• It determines how much of the substance can dissolve

• It changes the mass of the solution

• It changes the temperature of the solution

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DOK Level 2: Skill/Concept

TEKS.SCI.5.6C

Match the following solutions with their total mass.

• A solution made by dissolving 10 grams of sugar in 95 grams of water.

• 95 grams

• A solution made by dissolving 5 grams of baking soda in 95 grams of water.

• 100 grams

• A solution made by dissolving 5 grams of baking soda in 90 grams of water.

• 90 grams

• A solution made by dissolving 10 grams of salt in 80 grams of water.

• 105 grams

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DOK Level 2: Skill/Concept

TEKS.SCI.5.6C

Match the following scenarios with their reasons.

• Properties knowledge aids in predicting thermal reactions.

• To determine the temperature change

• Properties help in calculating spatial alterations.

• To predict the color change

• Understanding the properties helps in anticipating visual transformations.

• To ensure the solution is safe and effective

• Knowing the properties ensures that the combination does not produce harmful effects.

• To measure the volume change

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DOK Level 3: Strategic Thinking

TEKS.SCI.5.6C