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The original substances that are present before a chemical reaction are called
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
Solution 1 has 4 spoons of salt and 200 ml of water. Solution 2 has 2 spoons of salt and 100ml of water. Which would be more concentrated and heavier on a balance?
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
A salt water solution is 58g. After the water evaportes, what is the amount of salt left in the cup?
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
Solution A has 8g of solid. Solution B has 10g of solid. Which solution is the least concentrated?
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
A student mixes a colorless liquid and a blue solid. When all of the solid dissolves, the liquid is blue. After 10 minutes, a solid powder appears on the bottom of the cup. What is the evidence that a chemical reaction occurred?
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
Which of the following is a chemical reaction?
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
A solution that cannot dissolve any more solute and the solute sinks to the bottom is said to be
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
To make a solution less concentrated, you should...
There is a solid powder at the bottom of the cup.
8g
add more solvent
Solution A
saturated
reactants
They both have the same concentration.
A bicycle rusts from being outside
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