Making a Solution

A solution has two parts. These two parts are called

• solvent & solvation

• solvent & water

• Solvent & solute

• Solute & solvation

A student is making 250 mL of a 14% IPA solution from 70% IPA, how much water would be needed?

• 25 mL

• 75 mL

• 50 mL

You can make a solution more concentrated by adding __________.

• solute

• solvent

• water

A student is making 250 mL of a 35% IPA solution from 70% IPA, how much water would be needed?

• 250 mL

• 125 mL

• 175 mL

Tags

NGSS.HS-ETS1-2

Is the diagram showing the correct order of the Engineering process?

• YES

• NO

• I don't know

Tags

NGSS.MS-ETS1-1

When solving problems, the series of steps that engineers follow is called _____

• the engineering method

• the engineering process

• the engineering problem

• the scientific method

Once you've figured out what problem you want to tackle, you need to _____

• do your research

• design your solution

• build a prototype

• test your solution

Tags

NGSS.MS-ETS1-1

A series of steps used to guide people as they develop new solutions, products, or processes.

• design

• engineering

• engineering design process

• technology

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

What is the process of dissolving a solute in a solvent to make a solution called?

• Saturation

• Dilution

• Solvation

• Precipitation

Which of the following is a common solvent used in making solutions?

• Salt

• Water

• Sugar

• Sand