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chemistry ch1 | CHEM - Chemistry 1 - Introduction, Quizzes of Chemistry

Class: CHEM - Chemistry 1 - Introduction; Subject: Chemistry; University: Southside Virginia Community College; Term: Forever 1989;

Typology: Quizzes

2010/2011

Uploaded on 09/01/2011

shinyblksidan
shinyblksidan 🇺🇸

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TERM 1
Density
DEFINITION 1
The mass density or density of a material is defined as its
mass per unit volume.
TERM 2
Equality
DEFINITION 2
Loosely, equality is the state of being quantitatively the
same.
TERM 3
Exact Number
DEFINITION 3
A number obtained by counting or by definition
TERM 4
Measured Number
DEFINITION 4
A number obtained when a quantity is determined by using a
measuring device
TERM 5
Scientific
Notation
DEFINITION 5
Scientific notation, also known as standard form or as
exponential notation, is a way of writing numbers that
accommodates values too large or small to be conveniently
written in standard decimal notation.
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TERM 1

Density

DEFINITION 1 The mass density or density of a material is defined as its mass per unit volume. TERM 2

Equality

DEFINITION 2 Loosely, equality is the state of being quantitatively the same. TERM 3

Exact Number

DEFINITION 3 A number obtained by counting or by definition TERM 4

Measured Number

DEFINITION 4 A number obtained when a quantity is determined by using a measuring device TERM 5

Scientific

Notation

DEFINITION 5 Scientific notation, also known as standard form or as exponential notation, is a way of writing numbers that accommodates values too large or small to be conveniently written in standard decimal notation.

TERM 6

Specific Gravity

DEFINITION 6 Specific gravity is the ratio of the density of a substance to the density (mass of the same unit volume) of a reference substance. TERM 7

Significant Figures

DEFINITION 7 The significant figures of a number are those digits that carry meaning contributing to its precision.