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Chem 101 > Unit One Conversion Factors > Flashcards

Unit One Conversion Factors Flashcards

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0
Q

Ratio of cm to inches

A

2.54cm/in

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1
Q

Formula for calculating kelvins

A

K = C + 273.15

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2
Q

Ratio of feet to miles

A

5280ft/mi

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3
Q

Ratio of inches to ft

A

12in/ft

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4
Q

Ratio of feet to yards

A

3ft/yard

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5
Q

An angstrom = ____ m

A

10^-10

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6
Q

Ratio of oz to lbs

A

16oz/lb

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7
Q

Ratio of joules to calorie

A

4.184J/cal

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8
Q

Ratio of torr/mm Hg to atmosphere

A

760torr/atmosphere

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9
Q

Ratio of Pa(pascals) to atmosphere

A

101325Pa/atm

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10
Q

Ratio of units to moles

A

6.022x10^23units/mop

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11
Q

Possible R constant values

A

R=.08206atmL/molK

R=8.314J/Kmol

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12
Q

Plancks constant

A

h=6.626x10^-34Js

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13
Q

Speed of light

A

c=3.00x10^8m/s

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14
Q

base SI unit for length

A

Meter (m)

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15
Q

base SI unit for mass

A

Kilogram (kg)

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16
Q

base SI unit for time

A

Second (s)

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17
Q

base SI unit for electric current

A

Ampere (A)

18
Q

base SI unit for temperature

A

Kelvin (K)

19
Q

base SI unit for amount of substance

A

Mole (mol)

20
Q

base SI unit for luminous intensity

A

Candela (cd)

21
Q

Give the symbol and meaning for Tera

A

T 10^12

22
Q

Give the symbol and meaning for Giga

A

G 10^9

23
Q

Give the symbol and meaning for Mega

A

M 10^6

24
Q

Give the symbol and meaning for kilo

A

k 10^3

25
Q

Give the symbol and meaning for deco

A

d 10^-1

26
Q

Give the symbol and meaning for cent i

A

c 10^-2

27
Q

Give the symbol and meaning for milli

A

m 10^-3

28
Q

Give the symbol and meaning for micro

A

u 10^-6

29
Q

Give the symbol and meaning for bano

A

n 10^-9

30
Q

Give the symbol and meaning for pick

A

p 10^-12

31
Q

Equation for density

A

D=m/v

Mass in grams volume in either mL or cm cubed

32
Q

What makes the most stable isotope

A

Even protons and neutrons but better even neutrons

33
Q

What are the magic numbers

A

2,8,20,50,82,126

34
Q

Alkali metals are in group

A

1A

35
Q

Alkaline earth metals are in group

A

2A

36
Q

Transitions metals are in groups

A

3B-8B

37
Q

Chalcogens are in group

A

6A

38
Q

Halogens are in group

A

7A

39
Q

Noble gases are in group

A

8A

40
Q

Equation for kinetic energy

A

E = 1/2mu^2
Velocity in meters per second
Mass in kg

41
Q

Equation that relates frequency wavelength and the speed of light

A

C=wv
Wavelength in meters
Frequency in reciprocal seconds
Speed of light is 3.00x10^8m/s

42
Q

The equation for the energy of a single quantum

A

E = hv
H is plancks constant Js
Frequency is reciprocal seconds energy is joules

Chem 101 (2 decks)

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