Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Chem > Chapters 1 and 2 > Flashcards

Chapters 1 and 2 Flashcards

0
Q

What is the name for 10 to the 6

A

Mega

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

What is another name for 10 to the 3

A

Kilo

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the name for 10 to the -1

A

Deci

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the name for 10 to the -2

A

Centi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the name for 10 to the -3

A

Mili

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is the name for 10 to the -6

A

Micro

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the name for 10 to the -9

A

Nano

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is the abb. for a gram

A

g.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the abb. for a meter

A

m.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is the abb. for liter

A

L.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is the abb. for kilo

A

k.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the abb. for mega

A

M.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is the abb for deci.

A

d.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the abb. for centi.

A

c.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is the abb. for milli.

A

m

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is the abb for micro.

A

Mew

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is the abb. for nano

A

n.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What should never be used in a lab report

A

First Person

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What is the first step in the scientific method

A

Purpose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What does the purpose do

A

The purpose tells what you are studying

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

what is the format of purpose

A

the format is infinitive to verb

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What is the second step in scientific method

A

research

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

what is the reason for research

A

to gain knowledge and info on the subject

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

what is the third step in scientific method

A

hypopthesis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

what is the reason for the hypothesis step

A

an educated guess

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

what is the format for the hypothesis step

A

if then statement or it is hypothesized that

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

what is the fourth step in the scientific method

A

conduct experiment

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

what is the reason for conducting an experiment

A
  1. planning - procedure materials safety variables ect.
  2. execution- observe changes in matter and record data
    observations- qualitative(describe characteristics)
    quantitative- (a measurement)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

what is the fifth step in the scientific method

A

data and results

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

what is the reason for data and results

A

organize the work and data into charts graphs and calculations

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

what is the fifth step in the scientific notation

A

conclusion

31
Q

what is the significance of a conclusion

A 
to communicate 4parts
summarize lab purpose through results
discuss the hypothesis incorrect or correct
sources of error
3types 
1 human
2 instrument 
3 purity
relate lab events to lecture topics
32
Q

what is the def of measurement

A

a number that shows how precise the tool used to measure the object is

33
Q

what is the def of scientific notation

A

a equation created to condense large numbers that often appear in chemistry

34
Q

what is the definition of mass

A

the quantity of matter present in an object

35
Q

what is the definition for volume

A

the amount of three dimensional space occupied by a substance

36
Q

what is the definition of density

A

a property of matter representing the mass per unit of volume

37
Q

what is the definition of dimensional analysis

A

the changing from one unit to another via conversion factors based on the equivalence statements between units.

38
Q

what is the definition of equivalence statement

A

the statement that states how many of one unit is in another
this has to have the same units as the question or it doesnt work

39
Q

what is the def of conversion factor

A

one step problems that are meant to change the unit to the one in which you desire

40
Q

what do positive exponents do

A

make numbers bigger

41
Q

what do negative exponents do

A

make numbers smaller

42
Q

is mass a weight

A

no weight is a force

43
Q

what is the si measurement for mass

A

kilograms

44
Q

what is the common unit for mass

A

gram or milligram

45
Q

what are the tools used for measuring mass

A

triple balance beam
single pan
or analytical or digital scale

46
Q

what is the si unit for length

A

meter

47
Q

what is the common unit for length

A

millimeter

centimeter

48
Q

what is the tool used to measure length

A

meter stick

49
Q

what is the si unit for temperature

A

kelvin

50
Q

what is the common unit for temperature

A

degrees celcius

51
Q

what is the tool used for temperature

A

thermometer

52
Q

what is the si unit of measurement of volume for a regularly shaped object

A

cubic meters of meters cubed

53
Q

what is the common unit of volume for a regularly shaped object

A

centimeters cubed or milliliters cubed

54
Q

what is the instrument used to calculate volume

A

meter stick

55
Q

what is the si unit of volume for a irr. shaped obj

A

cubic meters or meters cubed

56
Q

what is the common unit for volume of a irr. shaped obj.

A

millileters

57
Q

what is the tool used to measure the volume of an irr. shaped obj.

A

graduated cylinder

58
Q 
which count as sig figs
non zeros
trailing zeros
leading zeros
captive zeros
A

nonzeros
captive zeros
trailing zeros only when an explicit decimal point is shown

59
Q

when finding sigfigs after adding /subtracting what do you count

A

decimal places

60
Q

when multiplying and dividing you count what

A

total sigfigs

61
Q

what are the five steps for dimensional analysis

A
  1. question
  2. equivalence statement
  3. conversion factor
  4. do the math
  5. sigfigs
62
Q

what is the freezing point for fahrenheit

A

32

63
Q

what is the boiling point for farenheit

A

212

64
Q

what is the freezing point for kelvin

A

273

65
Q

what is the boiling point for kelvin

A

373

66
Q

what is the freezing point for celcius

A

0

67
Q

what is the boiling point for celcius

A

100

68
Q

how do you convert kelvin to celcius

A

Tc= Tk -273

69
Q

how do you convert celcius to kelvin

A

Tk= Tc+273

70
Q

how do you convert celcius to farenheit

A

Tf= 1.80(Tc) +32

71
Q

how do you convert kelvin to farenheit

A

Tf= 1.80(Tk) - 459

72
Q

what does density need to be in

A

grams per millileter

or grams per cm cubed

73
Q

what does matter need to be in

A

grams

74
Q

what does volume need to be in

A

millileters or cm cubed

75
Q

what are the four steps for finding density

A

given
equation
substitution
answer

Chem (7 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions