Chapter 1- Chem
Home
> Preview
The flashcards below were created by user
SalgadoJE12
on
FreezingBlue Flashcards
.
Quiz
iOS
Android
Members
More
Chemistry
Study of composition, properties and reactions of matter
Measurement contains
a number and unit
Length (Metric and SI)
Metric- meters
SI- meters (m)
Volume (metric and SI)
M- Liter (L)
SI- cubic meter (m^3)
Mass (Metric and SI)
M- grams
SI- kilograms (kg)
Temperature (Metric and SI)
M- Celsius (C)
SI- Kelvin (K)
Time (Metric and SI )
M and SI- Seconds (s)
1 meter
100 cm
Volume
Amount of space a substance occupies
1 m^3
1000 L
1L
1000ml
Mass
The amount of material a substance contains
1kg
1000g
Significant number
a. not a zero
b. a zero between non-zeros 904
c. after a decimal point 4.000
d. coefficient of a number written 3.08x10^4
scientifically
Not
Significant
a. zero at the begining of decimal place .004
b. used as a placeholder at the right without a decimal point 4000
Exact numbers
1. Counting the number of objects
2. Defining relationships or equities
12in= 1ft
Rules of multiplication and division
Answer has the exact same Significant Figures as the measurement with the
lowest significant figures
Rules of addition and substractions
Answer is written so it has the same number of decimals places as the measurement with the
fewest decimal places
kilo (k)
Numerical Value
1000 x10
^{3}
centi (c)
0.01/ x10
^{-2}
milli (m)
0.001/ x10
^{-3}
micro (u)
0.000001/ x10
^{-6}
nano (n)
0.000000001/ x10
^{-9}
Conversion factors
Equality written in a fraction form
Density
mass/ volume
1
Card Set Information
Author:
SalgadoJE12
ID:
282037
Filename:
Chapter 1- Chem
Updated:
2014-09-04 02:35:32
Tags:
Chem Ch1
Folders:
Chem
Description:
Chapetr
Show Answers:
Learn more
Home
>
Flashcards
> Print Preview