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Snead State Chem 104 Final Exam | Questions & Answers (100 %Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions $13.48
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Snead State Chem 104 Final Exam | Questions & Answers (100 %Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions
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Snead State Chem 104 Final Exam | Questions & Answers (100 %Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions

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Snead State Chem 104 Final Exam | Questions & Answers (100 %Score) Latest Updated
2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions


Consider two beakers, one containing 1.0 M HCl and the other containing 1.0 M CH3COOH. Which
solution would have the lowest ph? - 1.0 M Hcl because its solution contains a higher hydronium
concentration



Sodium hydroxate can react with phosphoric acid in a neutralization reaction. What is the reacting ratio?
- 3:1



Which of the following correctly describes what is meant by the term neutralization? - the reaction
between an acid and a base to form a salt and water



A solution containing a buffer has an initial ph of 8.78. If a student adds 5 drops of HCL to this solution,
what would be a reasonable ph for the resulting solution? - 8.64



An aqueous solution with a low ph is necessary for a certain industrial process. Which of the following
solutions would have the lowest ph? - 1.0 M HCl



A solution containing a buffer has an initial ph of 8.78 If a student adds 5 drops of of NaOh to this
solution, what would be a reasonable ph for the resulting solution? - 8.89



The species that remains after an acid donates a proton is called its conjugate base. What is the
conjugate base of a hydronium ion, H3O+? - H2O



Choose the best classification of the reaction represented by the following equation:

C6H12O6(s) + 6O2(g) -> 6CO2(g) + 6H2O(I) - combustion



What is the hydronium concentration of pure water at 25 degrees celcius? - 1.0 x 10^-7 M



What is the (OH-) of a solution that has a ph=10.95? - 8.9 x 10^-4 M

, Morphine is used medicinally as a pain reliever. If an aqueous solution of morphine has (H30+)=1.1x10^-
10M, what is the ph of this solution? - 9.96



What is the pH of a 0.035 M HCl solution? - 1.46



What is the hydronium ion concentration of of a solution with ph 6.0? - 1x10^-6 M



A sample of black coffee was measured to have [H3O+] = 7.94 × 10−6. What is true about this solution? -
The solution is acidic



What is the conjugate acid of NH2-? - NH3



Which of the following statements concerning acids and bases is FALSE? - Addition of a base to water
increases the hydronium ion concentration of the solution



The reaction of an acid with a base produces a salt and another product. What is the identity of the
other product? - water



Which of the following compounds is NOT considered a polyprotic acid? - CH3COOH



Which statement correctly describes what is happening in the reaction shown below: 2Mg(s) + S2(g) ->
MgS(s) - Mg is oxidized



Which statement concerning a voltaic cell is FALSE? - the oxidation half reaction occurs at the cathode



The isotope 28Ni decays to 29Cu by emitting radiation. What type of radiation is emitted? - beta



What type of radioactive decay is illustrated by the following nuclear equation? 238/92C -> 234/90B +
4/2 He - alpha decay



What is the nuclear symbol for the isotope formed when 16/7N undergoes beta decay? - 16/8O

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