Question | Answer |
Megan | A person who is in Mr. Bloom's 6th grade science class. |
solute | A substance that is desolved. |
evaporation | The change of state from liquid to a gas at the surface of a liquid. |
condensation | The change of state from a gas to a liguid. |
solvent | A substance that dissolves other materials. |
dilute | Describes a solution with a small amount of solute compared to the amount of solvent. |
concentrated | Decribes a solution with a large amount of solute compared to the amount of solvent. |
reactant | A substance that undergoes a chemical reaction, often by combinding with another substance. |
product | A substance that is formed in a chemical reaction. |
exothermic reaction | A chemical reaction in which more energy is given off than is taken in. |
endothermic reaction | A chemical reaction in which more energy is taken in then given off. |
formula | Arrangment of symbols that showa both the kinds and number of atoms in a compound. |
chemical equation | An arrangment of symbols and formulas used to show what happens during a chemical reaction. |
acid | A compound that releases hydrogyn ions in water. |
base | A compound that releasses hydroxide ions when dissolved in water. |
pH scale | A set of numbers between 0 and 14 used to measure the strenth of acids or bases. |
indicator | A substance that changes color at a certain range of pH values. |
neutralization | A process in which an acid and a base react to produce A salt and water. |