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Dive into the fascinating world of mixtures and solutions! Learn about concentrations, separations, solubility, and more through engaging challenges and questions in this interactive Jeopardy-style activity. Test your understanding and boost your chemistry knowledge now!
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Final Jeopardy Make your wagers! • In class, we discussed that the concentration of a solution is also a RATIO (or fraction). Find out which is more concentrated by using fractions. • 50ml of water and 2 spoons of salt • 100ml water and 4 spoons of salt • 150ml of water and 5 spoons of salt
What would be the best method for separating pebbles from diatomaceous earth?
Which of the following is NOT • a mixture? • Water and flour • Water and ice • Sand and dirt
What is the word for a special mixture in which one material dissolves into another?
What characteristics identify a crystal?
Joe was making iced tea. He noticed that even though he kept stirring, no more powdered tea mix would dissolve. What happened?
Name two ways to dissolve more solute in a saturated solution.
Which of the following substances will not make a solution? • Salt and water • Sand and water • Epsom salts and water
One spoonful of salt weighs 5g. 50 ml of water weighs 50g. How much does a solution 3 scoops of salt in 50g of water weigh?
Name 3 ways you could tell the concentration of a solution.
Sarah has a cup with 50ml of water and 10g of salt stirred in. She adds 10ml more of water. The solution is now __________ because it is less concentrated.
Which of the following is most • concentrated? • 50ml of water with 10g salt • 50ml of water with 20g salt • 50ml of water with 5g salt
Why would concentration of ingredients be important when you are cooking?
What is the difference between dissolving and a chemical reaction?
Name the 3 signs that a chemical reaction has occurred.
What is the difference between a reactant and a product?
You scooped 5g of calcium chloride, 5g of citric acid, and 5g of baking soda into a cup. Then you added 50ml of water and the mixture. The mixture fizzed and 30 minutes later a white substance formed. Name the products and reactants.
Why is citric acid added to foods?
What are some solutes found in air?
How many natural elements are known today?
What is an alloy and why do we use them?