What is a mixture?
Which action would create a mixture (not a new substance)?
Which action would create a mixture (not a new substance)?
Which statement about a mixture is TRUE?
Which action would create a mixture (not a new substance)?
Which statement about a mixture is TRUE?
Which statement about a mixture is TRUE?
Which is the BEST reason mixtures can often be separated by physical methods?
Which is the BEST reason mixtures can often be separated by physical methods?
Which of the following are examples of mixtures? (Choose all that apply)
A mixture always has a uniform composition throughout.
Which mixture is most clearly heterogeneous?
Which mixture is most clearly heterogeneous?
Which mixture is most likely homogeneous?
Which mixture can be separated using filtration?
Which mixture would NOT be effectively separated by filtration?
Which mixture would NOT be effectively separated by filtration?
Which statement best describes the filtrate in a filtration setup?
Which mixture would NOT be effectively separated by filtration?
Which statement best describes the filtrate in a filtration setup?
Which statement best describes the filtrate in a filtration setup?
A mixture contains a liquid and an insoluble solid. Which separation method is usually BEST?
A mixture contains a liquid and an insoluble solid. Which separation method is usually BEST?
A mixture contains a liquid and an insoluble solid. Which separation method is usually BEST?
A student wants to separate oil from water. Which method would be MOST effective?
A student wants to separate oil from water. Which method would be MOST effective?
Which mixture could be separated by using a magnet?
A student wants to separate oil from water. Which method would be MOST effective?
Which mixture could be separated by using a magnet?
Which mixture would NOT be effectively separated by filtration?
Which mixture could be separated by using a magnet?
Which separation method works BEST when one substance is magnetic and the other is not?
Which separation method works BEST when one substance is magnetic and the other is not?
Why does filtration work for separating sand from water?
Why does filtration work for separating sand from water?
Which tool would BEST separate a mixture of iron filings and sand?
Which tool would BEST separate a mixture of iron filings and sand?
Why can't filtration separate sugar from Coca Cola?
A student mixes sugar and water until the sugar seems to disappear. Which separation method would BEST recover the sugar?
A student mixes sugar and water until the sugar seems to disappear. Which separation method would BEST recover the sugar?
What does evaporation mean?
What is the main purpose of an evaporation step when separating saltwater?
What is the main purpose of an evaporation step when separating saltwater?
What is the main purpose of an evaporation step when separating saltwater?
Which of these mixtures can you separate using evaporation? (Choose all that apply)
What is chromatography used for?
Chromatography can be used to separate different colors in ink.
Which statement best explains why chromatography can separate ink colors?
Which statement best explains why chromatography can separate ink colors?
Which statement best explains why chromatography can separate ink colors?
When separating rock salt, which method would you choose?
Which pair of properties is MOST useful for choosing a separation method for a mixture?
Which pair of properties is MOST useful for choosing a separation method for a mixture?
Which pair of properties is MOST useful for choosing a separation method for a mixture?
In a mixture of sand and salt, why is filtration a suitable method of separation?
After filtering a sand–salt–water mixture, the filtrate is salty water. What method should be used NEXT to separate the salt from the water?
After filtering a sand–salt–water mixture, the filtrate is salty water. What method should be used NEXT to separate the salt from the water?
A student has a mixture of sand, salt, and water. What would be the BEST first step to separate the sand?
After filtering a sand–salt–water mixture, the filtrate is salty water. What method should be used NEXT to separate the salt from the water?
A student has a mixture of sand, salt, and water. What would be the BEST first step to separate the sand?
A student has a mixture of sand, salt, and water. What would be the BEST first step to separate the sand?
What happens to particles during evaporation?
Which change happens during evaporation?
Which change happens during evaporation?
Which change happens during evaporation?
Which statement best describes a homogeneous mixture?