Mix it Up
The part of solution that is present in the largest amount.
What is the solven?
A change that alters the form or appearance of a substance.
What is a physical change?
What is exothermic?
When heat is produced, light is emitted, or a precipitate is formed this is an indication of this
What is a chemical reaction/change?
These 3 things are essential in writing a chemical equation.
What are reactants, an arrow, and products?
A change in matter that produces one or more new substances.
What is a chemical change?
When more energy is needed during a chemical reaction it is called this?
What is an endothermic reaction?
A characteristic of this mixture is that they are not spready evenly throughout.
What is a heterogenous mixture?
In the chemical reaction, Mg + O -> MgO, the compound MgO is located on this side of the equation.
What is the product side?
Balance the following chemical equation. Fe + O2 --> Fe2O3
4 Fe + 3O2 --> 2Fe2O3
Substances that undergo chemical changes in a reaction are called this.
What are reactants?
CsF is an example of this
What is a compound?
A mixture with particles that can be seen and easily separated by settling or filtration.
What is a suspension?
This is the substance that is dissolved by the solvent.
What is a solute?
Substances that form during a chemical reaction are called this.
What are products?
During this reaction the substances are in an area where matter can enter and escape.
What is an open system?
What is a colloid?
This is the measure of how much solute will dissolve in a solvent.
What is solubility?
Balance the following equation. C6H6 + O2 --> CO2 + H2O
2C6H6 + 15O2 --> 12CO2 + 6H2O
What are at least three evidences you can point to in order to show a chemical reaction occurred?
Is this a decomposition or a synthesis reaction...
2Mg + O2 --> 2MgO
What is a synthesis reaction?