CM-UY 1004 Lecture Notes - Lecture 3: Kilogram, Chemical Substance, Significant Figures
20 Sep 2016
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Document Summary
Generally, the measurement system used in science, and in everyday life through most of the world, (not united states): british system a system of units, rather arbitrarily based. It is the system of units primarily used by the united states. 1123,000,000 is represented in scientific notation as 1. 123x109 : significant figures digits in a recorded value that are reliable and. Believable: units a uniform standard of measurement, units, defining units. When trying to describe the quantity or quality of something, whether a chemical substance or physical phenomenon, it is helpful to habe some standard measure to refer to. An unit is nothing more than a standard by which a measured value can refer to: system of units. Amount of a kilograms meters liters seconds ampere. Prefix symbol value description pico p nano n micr. 10-6 1 micrometer ( m) = 0. 000001 m o u milli m centi c deci d none none 1 kilo k.
