Chem & Physics Exam 6

Front 1

Reactants are the _____ of the equation

Back 1

Denomiator

Front 2

Reactants are the _____ of the equation

Back 2

Denomiator

Front 3

Reactants are the _____ of the equation

Back 3

Denomiator

Front 4

Reactants combine to give -

Back 4

; Products

Front 5

Products can fall apart to give -

Back 5

; Reactants

Front 6

Hb combines reversibly with -____ in the lungs

Back 6

; What is O2

Front 7

Dynamic Equilibrium; Reactants combine to make _______

Back 7

; Products

Front 8

Products fall apart to return to

Back 8

; Reactants

Front 9

The balance between reactants and products is known as ;

Back 9

State of Equilibrium

Front 10

The molar concentration of the products , raised to the stoichoimetric coeffients are

Back 10

; Numerators

Front 11

The molar concentration of the reactant , raised the the stoichoimetric coeffients is the

Back 11

; Denominator

Front 12

As ____ increases the reaction tends to increasingly favor products

Back 12

; K

Front 13

As K decreased the reaction tends to increasing favor the

Back 13

;The starting material or Product

Front 14

K eq =

Back 14

;Equilibrium constant

Front 15

Ka =

Back 15

; weak acid

Front 16

Kb =

Back 16

; weak bases

Front 17

Ksp =

Back 17

; solubility

Front 18

This moves the system away from being at or in a state of equilibrium

Back 18

; Le Chatelier’s Principle 1. Concentration, 2. Temp note the system will adjust until it reach equilibrium.

Front 19

Bronstead acids and base states

Back 19

; an acid is a proton donor H +,and base is a proton acceptor H+

Front 20

The species can behave as either an acid or base

Back 20

; Amphoteric

Front 21

The Stronger the Acid the weaker the -

Back 21

; conjugate base

Front 22

The Weaker the Acid the stronger the -

Back 22

; conjugate base

Front 23

The acid has more than one hydrogen ion to donate

Back 23

; What is diprotic acids

Front 24

Strong Acid

Back 24

; Prechloric, Sulfuric, Hyrdo Ionic, Hydro Bromonic, Hydro Chloric, Nitric Acid, (P, S, HI, HBr, HCL, Nitric

Front 25

Strong Base

Back 25

; Lithium, Na+, K+, Barium, Cal+,

Front 26

Strong acids dissolve _____% in Water

Back 26

; 100%

Front 27

Strong bases dissolved in water

Back 27

;100%

Front 28

T or F a Weak Acid will not ionize 100% in Water

Back 28

; True The Acid does not want to give up any protons

Front 29

Stronger Acids have a larger _____ value

Back 29

;Ka

Front 30

Stronger bases have a larger _____ value

Back 30

; Kb

Front 31

Ionized Water Equilibrium of Kw is

Back 31

; 1.0 x 10-14 at 25 degrees C.

Front 32

Neutral Ph is Ph =

Back 32

; 7

Front 33

Acidic Solution Ph =

Back 33

; < 7

Front 34

Base solution Ph =

Back 34

; > 7

Front 35

PH = -log (h+)

Back 35

; Ph equation

Front 36

Mantissa

Back 36

; the part to the right of the decimal place, note only the mantissa are SF,

Front 37

The effects produced by moving charges

Back 37

; Electricity

Front 38

Two kinds of charge

Back 38

; Positive and negative

Front 39

SI unit for Charge is

Back 39

; Coulomb (C)

Front 40

Electron has a charge

Back 40

; -1.6 x 10-19 C

Front 41

Proton has charge

Back 41

; 1.6 x 10-19 C

Front 42

U =

Back 42

;Electric potential energy U = k qq/r

Front 43

V =

Back 43

;Electrical potential ; V = Volt

Front 44

Electric Current (I

Back 44

; the amount of charge flowing per unit time

Front 45

The amount of charge flowing per unit time

Back 45

; Electric Current ( I)

Front 46

1 Amp of current = ____ Coulombs per sec

Back 46

;1

Front 47

Conductor

Back 47

; Material in which charge can easily move through Ex. H20

Front 48

Material in which charge can easily move through

Back 48

; Conductor

Front 49

______ are good electrical conductors

Back 49

; Metals

Front 50

These are generally not good conductors

Back 50

; Non Metals

Front 51

If electrons can move easily from one atom to the next it is said to be a Good / Bad Conductor

Back 51

; Good

Front 52

Because Metals have few electrons in their outer shell they are said to be Good or Bad Conductors

Back 52

;Good

Front 53

R resistance is measure in

Back 53

; Ohms Ω

Front 54

The energy required to push electrons through a material is a measure of this

Back 54

; Resistance

Front 55

Conductance is measure in

Back 55

; Mhos or Siemens

Front 56

The closed path through with charge flows

Back 56

; Electric Circuit

Front 57

Electric circuit

Back 57

; The closed path through which charge flows

Front 58

Direct Current

Back 58

; an electrical circuit in which the current flows in one direction only

Front 59

An electrical circuit flows in only one direction , it is said to be DC or AC

Back 59

; DC direct current

Front 60

Alternating Current AC

Back 60

; an electrical circuit in which the current reverses its direction in a periodic fashion

Front 61

An electrical circuit in which the current reverses its direction in a periodic fashion

Back 61

; AC Alternating Current

Front 62

A situation in a circuit where the normal resistance of the circuit is bypassed by a low resistance path resulting in a large current

Back 62

; Short Circuit

Front 63

Short Circuit ;

Back 63

; A situation in a circuit where the normal resistance of the circuit is bypassed by a low resistance path resulting in a large current

Front 64

In this type of circuit the voltages and the resistance are added together

Back 64

; Series Circuits

Front 65

Series Circuits add or subtract voltages and resistance

Back 65

; Add

Front 66

What happens to a series circuit when one resistor breaks

Back 66

; The power stops

Front 67

Electrical power the product of Volts or AMPS

Back 67

=; Both Volts and Amps

Front 68

Power is Measured in what unit

Back 68

; Watts W

Front 69

Power is the rate of using energy or

Back 69

; POWER = Energy / Time

Front 70

We pay for Electrical Energy or Power;

Back 70

Electrical Engery

Front 71

This is a moderately good conductor of electricity;

Back 71

Semiconductor

Front 72

Semi conductor is a

Back 72

; moderately good conductor of electricity

Front 73

This is used to fabricate semicondurtors what is Ultrapure

Back 73

; Silicon

Front 74

A ______ agent allows man to control the precise electrical properties of the material

Back 74

; Doping

Front 75

P – Type Semiconductor =

Back 75

; Positive Holes

Front 76

N – Type Semiconductor =

Back 76

; Extra negative Electrons

Front 77

Macroshock

Back 77

; large amount of current conducted through a patient’s skin or other tissue. The extent of injury will depend on the amount of current and the duration of the event or exposure

Front 78

Large amount of current conducted through a patient’s skin or other tissue. The extent of injury will depend on the amount of current and the duration of the event or exposure

Back 78

; Macroshock

Front 79

The delivery of a small amount of current directly to the heart. Very small currents can produce Ventricular Fibrillation

Back 79

; Microshock,

Front 80

Microshock

Back 80

;The delivery of a small amount of current directly to the heart. Very small currents can produce Ventricular Fibrillation

Front 81

Macroshock 1 mA

Back 81

=; we can feel a tingle

Front 82

Macroshock, we feel a tingle __ mA

Back 82

; 1 mA

Front 83

Macroshock 5 m A =

Back 83

; Accepted as maximum harmless current intensity, harmless, finger light socket

Front 84

Macroshock, Accepts as maximum harmless current intensity

Back 84

; 5 mA

Front 85

Macroshock 10-20 mA =

Back 85

=; Electrical charge that will still allow you to let go minimal tissue damage

Front 86

Macroshock Electrical charge will still allow you to let go with minimal tissue damage

Back 86

; 10 -20 mA

Front 87

Macroshock 50 mA =

Back 87

; Pain Possible fainting, mechanical injury, heart or resp function continues

Front 88

Macroshock Pain Possible fainting, mechanical injury heart or resp function continues

Back 88

; 50 mA

Front 89

Marcoshock 100-300 mA

Back 89

;Ventricular Fib will start, but resp center remains intact

Front 90

Macroshock 600 mA

Back 90

=; Sustained myocardial contractions, followed by normal heart rhythm, temporary resp paralysis, burns if current density is high

Front 91

Macroshock Ventricular Fib will start, but resp center remains intact =

Back 91

; 100-300 mA

Front 92

Macroshock Sustained myocardial contractions, followed by normal heart rhythm, temporary resp paralysis, burns if current density is high

Back 92

;600 mA

Front 93

Microshock 10 µα

Back 93

; Recommended maximum 60 hx leakage current

Front 94

Mircoshock Recommended maximum 60 hx leakage current

Back 94

; 10 µα

Front 95

Microshock 100 µα=

Back 95

; Ventricular Fib

Front 96

Microshock Ventricular Fib

Back 96

; 100 µα

Front 97

GFCI

Back 97

; Immediate disruption of the flow of current in the circuit if a change in current is detected

Front 98

Immediate disruption of the flow of current in the circuit is detected and the power shut off

Back 98

; GFCI

Front 99

Line isolation alarm

Back 99

; a device which alarms when a fault in an ungrounded system occurs

Front 100

A device which alarms when a fault in an ungrounded system occurs

Back 100

; Line Isolation Alarm

Front 101

Fixed in position or stationary =

Back 101

; Electrostatic

Front 102

Electrostatic

Back 102

; Fixed in position or stationary