Mixtures, Solutions and Solubility Curves

Which of the following refers to the substance that is being dissolved in a solution?

• solvent

• solute

• mixture

Which of the following is an example of a solvent?

• sugar

• salt

• copper sulphate

• water

The substance that does the dissolving

• Solute

• Solvent

• Solution

• Miscibility

This is an example of a

• Solution

• Mixture

Which is an example of a solution?

• Salt and Sugar

• Salt Water

• Jelly beans

• Concrete

Which of the following actions will NOT increase the rate of dissolution (dissolving)?

• Stirring the solution

• Decreasing the temperature

• Increasing the surface area of the

  solute

• Increasing the temperature

Based on the solubility curve, how many grams of sugar will dissolve in a 100 g of water at 20°C?

• 100 g

• 150 g

• 200 g

• 250 g

The most soluble substance at 40 degrees Celcius is

Tags

NGSS.MS-PS1-4

Which of the following is a characteristic of a mixture?

• Components are chemically combined

• Components retain their individual properties

• Has a fixed composition

• Cannot be separated by physical means

What is the solute in a saltwater solution?

• Salt

• Water

• Both salt and water

• Neither salt nor water