General Chemistry Exam 1 Revision Questions and All Correct Answers Graded A+ ().

Science - Answer A method of asking questions and finding answers. Matter - Answer Everything in the universe that has mass or occupies space. Energy - Answer The capacity to transfer heat or do work. Chemistry - Answer The study of composition, structure, and properties of matter. Homogenous - Answer A mixture that is uniform throughout. (i.e. vinegar) Heterogenous - Answer A mixture that is NOT uniform throughout. (i.e. salad dressing) Element - Answer A pure substance that can not be broken down. Compound - Answer A substance consisting of two or more elements. Law of Constant Composition - Answer Every sample of a particular compound always contains the same elements in the same proportions. Atom - Answer The smallest representative particle of an element. Filtration - Answer A way to separate a substance by using a medium to hold one of the substances back. (i.e. using a sift) Distillation - Answer Vaporizing volatile components and condensing them. Intensive Properties - Answer Properties of matter independent of quantity. (i.e. color, malleability, melting temperature) Extensive Properties - Answer Properties that characterize how much of the object is present. (i.e. length, width, mass, volume)