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10
×
For the reaction: 2HI (g) <--> H2 (g) + I2 (g). If the Ksp is 0.020 and the Qsp is 0.34, the reaction will proceed which direction?:
Proceed to the left
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15
×
What is the VSEPR shape of AsH3
trigonal pyramidal (AX3E)
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15
×
Find the rate equation:
Rate = k[A]2[B]2
Rate = k[A]3
Rate = k[A][B]2
Rate = k[A][B]
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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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25
×
For nitrous acid, HNO2, Ka = 4.0 Ã 10â4. Calculate the pH of 0.54 M HNO2.
1.83
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15
×
How many electrons in an atom can have the quantum numbers n = 3, l = 2?
8
2
18
10
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20
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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.
13%
8.2%
5.2%
0.31%
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5
×
The oxidation number of N in (NH4)3PO4 (ammonium phosphate) is:
-3
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15
×
Which of the following is NOT a strong base?
CaO
Li2O
Be(OH)2
NaOH
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15
×
Which type of alcohols are oxidized to produce carboxylic acids?
secondary
tertiary
primary
quaternary
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15
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State the condensed electron configuration of b. S^2- (sulfur anion)
[Ne]3s^2 3p^6
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20
×
name an isomer of 2-methylpropane
butane
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20
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Is cyclopentanol a primary secondary or tertiary alcohol?
secondary alcohol ( 2 carbons attached to the adjacent carbon of alcohol)
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