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Displacement of Volume

when a solid is submerged in water and it displaces its own volume of water

Volume

the amount of space an substance occupies

Mass

measure of the quantity of material it contains

Temperature

how hot or how cold something is

Water boils at ______K, ______ degrees Celsius, and _____ degrees Fahrenheit

373, 100, 212

Water freezes at ______K, ______ degrees Celsius, and _______degrees Fahrenheit

273, 0, 32

Measured Numbers

numbers you obtain when you measure a quantity such as your height, weight, or temperature

Significant Figures

all the digits including the estimated digit

A number is a Significant Figure if it is

not a zero

zero between nonzero digits

zero at the end of a number

any digit in the coefficient of a number written in Scientific Notation

zero between nonzero digits

zero at the end of a number

any digit in the coefficient of a number written in Scientific Notation

A number is not a Significant Figure if it is

at the beginning of a decimal number

used as a placeholder in a large number without a decimal point

used as a placeholder in a large number without a decimal point

Exact Numbers

numbers obtained by counting items or from a definition that compares two units in the same measuring system

If the problem deals with addition and subtraction you round off to the nearest________ _____

decimal point

If the problem deals with multiplication and division you round off to the nearest ________ ______

Significant Figure

Equalities

Show the relationship between two units that measure the same quantity

Prefix: k

kilo-

Prefix: d

deci-

Prefix: c

centi-

Prefix: m

milli-

Prefix: u

micro-

given quantity X ____________ ______________ = desired quantity

conversion factor

What are the four steps to solving a problem using conversion factors?

Given/Need

Plan

Equalities/Conversion Factors

Set up Problem

Plan

Equalities/Conversion Factors

Set up Problem

Density

compare the mass of the object to the volume of the object

Specific Gravity

ratio between the density of a substance and the density of water

% means ______

parts per 100

About this deck

Author: JoAnn O.

Textbook: Study Guide for General, Organic and Biological Chemistry: Structures of Life

Created: 2011-09-18

Updated: 2011-09-18

Size: 24 flashcards

Views: 10

Textbook: Study Guide for General, Organic and Biological Chemistry: Structures of Life

Created: 2011-09-18

Updated: 2011-09-18

Size: 24 flashcards

Views: 10

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