General Chemistry Chapter 1 Questions & Answers

General Chemistry Chapter 1 Questions & Answers accuracy - CORRECT ANSWER- refers to how close to the true value a given measurement is centimeter - CORRECT ANSWER- cm;1cm=0.01m, a bit less than half and inch chemical properties - CORRECT ANSWER- characteristics that do involve a change in chemical makeup chemistry - CORRECT ANSWER- the study of the composition, properties and transformations of matter. cubic meter - CORRECT ANSWER- the amount of space occupied by a cube 1 meter on edge degree Celsius (⁰C) - CORRECT ANSWER- is slowly replacing the degree Fahrenheir as the common unit for teperature measurement density - CORRECT ANSWER- mass of an object divided by its volume is expressed in the Si derived unit g/cm³ for a solid or g/mL for a liquid dimensional analysis method - CORRECT ANSWER- the best way to carry out calculations that involve different units element - CORRECT ANSWER- a fundamental substance that can't be chemically changed or broken down into anything simpler energy - CORRECT ANSWER- the capacity to supply heat or do work extensive properties - CORRECT ANSWER- length and volume, have values that do depend on the sample size gram - CORRECT ANSWER- g; 1 g= 0.001 kg groups - CORRECT ANSWER- 18 vertical columns on the periodic table inner transition metal groups - CORRECT ANSWER- 14 groups shown separately at the bottom of the table intensive properties - CORRECT ANSWER- temperature and melting point, have values that do not depend on the amound of sample joule - CORRECT ANSWER- kg times m²/s² kelvin (K) - CORRECT ANSWER- is replacing both Celsius and Fahrenheit kilogram - CORRECT ANSWER- Mass is measuered in SI units by the kg; 1 kg=2.205 U.S. lb Kinetic energy - CORRECT ANSWER- the energy of motion main groups - CORRECT ANSWER- the two larger groups on the left and the six larger groups on the right of the periodic table