Question | Answer |
What is a well mixed mixture? | Solution |
What is the part of a solution present in the largest amount? | Solvent |
What is the substance that is present in a solution in a smaller amount and is dissolved by the solvent? | Solute |
What is a mixture containing small undissolved particles that do not settle out? | Colloid |
What is a mixture in which particles can be seen and easily separated by settling or filtration? | Suspension |
What lowers the freezing point and raises the boiling point of a solvent? | Solute |
What is a mixture that has only a little solute dissolved in a certain amount of solvent? | Dilute solution |
What is one that has a lot of solute dissolved in the solvent? | Concentrated solution |
What is the measure of how much solute can dissolve in a solvent at a given temperature? | Solubility |
What is a solution where you've added so much solute that no more dissolves? | Saturated solution |
What is it called when you can continue to dissolve more solute? | Unsaturated solution |
What are compounds whose characteristic properties include the kinds of reactions they undergo? | Acids |
What is a substance that tastes sour, reacts with metals and carbonates, and turns blue litmus paper red. | Acid |
What means to eat away at other materials? | Corrosive |
What is a compound that changes color when in contact with an acid or a base? | Indicator |
What are another group of compounds that can be identified by their common properties? | Bases |
What is a substance that tastes bitter, feels slippery, and turns red litmus paper blue? | Base |
What is an atom of hydrogen that has lost its electron? | Hydrogen ion |
What is a negative ion made of oxygen and hydrogen? | Hydroxide ion |
What is any substance that produces hydrogen ions in water? | acid |
What is substance that produces hydroxide ions in water? | Base |
What is a range of values from 0-14? | pH scale |
What is a reaction between an acid and a base called? | Neutralization |
What is ionic compound that can be made from the neutralization of an acid with a base? | Salt |
What brakes large food molecules into smaller ones? | Chemical digestion |
Which part of your body has a pH of 7? | Mouth |
Which part of your body has a pH of 2? | Stomach |
Which part of your body has a pH of 8? | Small intestine |