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Lab Biology > Lab Final Chem 116 > Flashcards

Lab Final Chem 116 Flashcards

1
Q

Precision and how do we measure precision of series of data points??

A
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2
Q

Accuracy and how do we measure accuracy of series of data points??

A
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3
Q

Beer’s Law Equation and meaning of variables

A

A=abC or A=ecl
A: measured absorbance
a: molar absorptivity constant
b: path length
c: molar conc of absorbing substance

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4
Q

What is a calibration curve

A
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5
Q

What is the rate constant and half life expression for a chemical reaction?

A

Rate constant: k=Ae^-Ea/RT
Half Life= .693/k

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6
Q

Arrhenius Equation

A
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7
Q

Cycle time

A

k=1/cycle time

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8
Q

How will reaction shift when remove product

A
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9
Q

How will reaction shift when remove reactant

A
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10
Q

How will reaction shift when add product

A
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11
Q

How will reaction shift when add reactant

A
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12
Q

How will reaction shift when heat is added to exothermic reaction?

A
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13
Q

How will reaction shift when heat is added to endothermic reaction?

A
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14
Q

Dilution Equation

A
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15
Q

henderson- hasselbalch equation

A

pH= pKa + Log[A]/[HA]

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16
Q

What is an equilibriance point

A
17
Q

What is a voltaic cell

A
18
Q

What happens at anode

A
19
Q

What happens at cathode

A
20
Q

How to tell what is oxidized vs reduced

A
21
Q

half cell reaction

A
22
Q

Expected cell potential

A

Lab Biology (1 decks)

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