2024\2025 A+ Grade
Boiling point
- correct answer The temperature at which a liquid boils and turns into a vapor
Chemical properties
- correct answer Characteristics of a material that present during a chemical change
Density
- correct answer The amount of mass per volume
Diffusion
- correct answer Movement from areas of high concentration to low concentration
Extensive properties
- correct answer Properties that depend on the state of matter
Intensive properties
- correct answer Properties that do not depend on the state of matter
Malleability
- correct answer The ability of a metal to be shaped
Melting point
- correct answer The temperature at which a solid changes to a liquid
, Nonpolar
- correct answer A type of covalent bond in which two atoms share electrons
Osmosis
- correct answer Passage of fluid through a membrane
Physical properties
- correct answer Observable properties of matter
Polar
- correct answer A molecule that has negative and positive sides
Specific heat capacity
- correct answer The amount of energy needed to change the temperature of 1kg of a substance by 1"
Celsius`
Acid
- correct answer A substance with a pH less than 7
Base
- correct answer A substance with a pH greater than 7
Catalyst
- correct answer .A substance that increases the rate of a chemical reaction without undergoing
permanent chemical change
Compound
- correct answer A substance made of two or more elements
Enzyme
- correct answer A substance produced by a living thing that acts as a catalyst