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1. What is the formula for the conjugate acid of HSO4-?
A) H2SO4
B) HSO42-
C) SO42-
D) H2SO4-
2. What is the formula for the conjugate base of HBr?
A) Br-
B) HBr-
C) H2Br
D) Br+
3. Which of the following is not a product of the following reaction when balanced?
HCl + MgCO3 →
A) H2O
B) 2MgCl
C) CO2
D) MgCl2
4. Imagine you react HCl (an acid) with NaOH (a base). It requires 25.0 mL of 0.500 M HCl to neutralize a 0.100 M solution of NaOH. How many milliliters of NaOH did you add?
A) 0.125 mL
B) 125 mL
C) 0.200 mL
D) 0.0500 mL
5. What is the pH of a solution that contains 2.31 x 10-6 M H+?
A) -5.63
B) -5.64
C) 5.64
D) 5.63
If acid rain causes the pH of a lake to decrese by 0.010, the [H+] concentration that lake will increase by
The infrared spectrum of the xanthene reduction product contains evidence that demonstrates that conjugation of the rings is still
How much heat is required to vaporize 55.0 of acetone at its boiling point? The heat of vaporization of acetone at its boiling point is 29.1.
Describe the technique you would use to determine the density of approximately 5 gram samples of the following at 20 degrees celcius and 1 atmosphere pressure:
An object has a mass of 185 grams, and density of 1.27 g/mL. What is the volume of this object, in milliters?
While conducting a simple experiment involving placing a small quantities of corn syrup in dialysis tubing as well as an equal amount of water in a second piece of tubing, when left for 24 hours, why do the hypotonic as well as hypertonic states e..
In a battery, water is used as a salt bridge, and the two electrodes are Carbon and Aluminum. Find the standard reduction potential of the battery, and indicate which electrodes are cathode and anode.
how does the hammond postulate explaina. the greater selectivity for bromination vs. chlorination of an alkane?b. the
Question- In conducting a titration of 75.00 mL of certain triprotic acid with 0.0800 M NaOH, the following information was recorded: 1) The first equivalence point was observed at pH 4.94 after the addition of 12.40 mL of NaOH.
How much rations must the hiker consume to avoid a reduction in body temperature of 4.0 K as a result of heat loss? Assume the heat capacity of the body equals that of water and that the hiker weighs 55 kg. State any additional assumptions.
Question- What is the pH at the equivalence point in the titration of 150 mL of 0.10 M HNO2 with 0.10 M NaOH
what is the half-life of phosphorus-32?
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