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10
×
The pH at the equivalence point of a titration of a weak acid with a strong base will approximately be
greater than 7.00
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20
×
Given the equilibrium: AgBr(s) <--> Ag+ (aq) + Br-(aq) Ksp = 3.3 x 10-13 If [Br-(aq)] = 0.50 mol/L, what is [Ag+ (aq)]?
6.6 x 10^-13
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thief
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25
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rocket
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gift
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thief
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20
×
Is cyclopentanol a primary secondary or tertiary alcohol?
secondary alcohol ( 2 carbons attached to the adjacent carbon of alcohol)
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15
×
Which type of alcohols are oxidized to produce carboxylic acids?
primary
quaternary
tertiary
secondary
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heart
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gift
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gift
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thief
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10
×
If you have a negative entropy and a positive enthalpy, what can the Gibb's free energy be?
only positive
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15
×
Consider an electrochemical cell with a zinc electrode immersed in 1.0 M Zn2+ and a silver electrode immersed in 1.0 M Ag+.
0.040 V
-1.560 V
-0.040 V
1.560 V
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monster
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shark
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fairy
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lifesaver
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25
×
Calculate the [H+] in a solution that is 0.18 M in NaF and 0.25 M in HF. (Ka = 7.2 Ã 10â4)
7.2 Ã 10â4 M
5.2 Ã 10â4 M
1.0 Ã 10â3 M
0.020 M
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15
×
How many electrons are transferred in the following reaction? Cd + 2HCl â CdCl2 + H2
3
2
4
1
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5
×
How many carbons are there in methyl butanoate
5
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20
×
What is the percent dissociation of HNO2 when 0.058 g of sodium nitrite is added to 110.0 mL of a 0.060 M HNO2 solution? Ka for HNO2 is 4.0 Ã 10â4.
5.2%
13%
8.2%
0.31%
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25
×
How can you convert but-2-yne to (2Z)-but-2-ene
specifically a Lindlar hydrogenation (converts to cis configuration)
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thief
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shark
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banana
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25
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For nitrous acid, HNO2, Ka = 4.0 Ã 10â4. Calculate the pH of 0.54 M HNO2.
1.83
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