Chemistry: An Atoms-Focused Approach
14th Edition
ISBN: 9780393600681
Author: Gilbert
Publisher: W. W. Norton & Company
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Calculate the pH at 25 °C of a 0.23 M solution of sodium hypochlorite (NaClO). Note that hypochlorous acid (HCIO) is a weak acid with a pK, of 7.50.
a
Round your answer to 1 decimal place.
pH = 0
?
Consider the following data on some weak acids and weak bases:
name
K₂
formula
HNO₂ 4.5 x 104
acetic acid HCH,CO₂ 1.8x105
acid
nitrous acid
solution
0.1 M HONHYBT
0.1 M KBr
Use this data to rank the following solutions in order of increasing pH. In other words, select a 'l' next to the solution that will have the lowest pH, a '2' next to
the solution that will have the next lowest pH, and so on.
0.1 M KCH₂CO₂
0.1 M C₂H₂NHCI
PH
choose one
choose one
choose one
base
choose one
K
name
formula
hydroxylamine HONH₂ 1.1 x 107
pyridine
CH₂N 1.7×10
Which of these may be classified as a Lewis base?
O Fe
O Zn2+
O CO2
O CH3NH2
Chapter 16 Solutions
Chemistry: An Atoms-Focused Approach
Ch. 16 - Prob. 16.2VPCh. 16 - Prob. 16.3VPCh. 16 - Prob. 16.4VPCh. 16 - Prob. 16.5VPCh. 16 - Prob. 16.6VPCh. 16 - Prob. 16.7VPCh. 16 - Prob. 16.8VPCh. 16 - Prob. 16.9VPCh. 16 - Prob. 16.10VPCh. 16 - Prob. 16.11QA
Ch. 16 - Prob. 16.12QACh. 16 - Prob. 16.13QACh. 16 - Prob. 16.14QACh. 16 - Prob. 16.16QACh. 16 - Prob. 16.17QACh. 16 - Prob. 16.18QACh. 16 - Prob. 16.19QACh. 16 - Prob. 16.20QACh. 16 - Prob. 16.21QACh. 16 - Prob. 16.22QACh. 16 - Prob. 16.23QACh. 16 - Prob. 16.24QACh. 16 - Prob. 16.25QACh. 16 - Prob. 16.26QACh. 16 - Prob. 16.27QACh. 16 - Prob. 16.28QACh. 16 - Prob. 16.29QACh. 16 - Prob. 16.30QACh. 16 - Prob. 16.31QACh. 16 - Prob. 16.32QACh. 16 - Prob. 16.33QACh. 16 - Prob. 16.34QACh. 16 - Prob. 16.35QACh. 16 - Prob. 16.36QACh. 16 - Prob. 16.37QACh. 16 - Prob. 16.38QACh. 16 - Prob. 16.39QACh. 16 - Prob. 16.40QACh. 16 - Prob. 16.41QACh. 16 - Prob. 16.42QACh. 16 - Prob. 16.43QACh. 16 - Prob. 16.44QACh. 16 - Prob. 16.45QACh. 16 - Prob. 16.46QACh. 16 - Prob. 16.47QACh. 16 - Prob. 16.48QACh. 16 - Prob. 16.49QACh. 16 - Prob. 16.50QACh. 16 - Prob. 16.51QACh. 16 - Prob. 16.52QACh. 16 - Prob. 16.53QACh. 16 - Prob. 16.54QACh. 16 - Prob. 16.55QACh. 16 - Prob. 16.56QACh. 16 - Prob. 16.57QACh. 16 - Prob. 16.58QACh. 16 - Prob. 16.59QACh. 16 - Prob. 16.60QACh. 16 - Prob. 16.61QACh. 16 - Prob. 16.62QACh. 16 - Prob. 16.63QACh. 16 - Prob. 16.64QACh. 16 - Prob. 16.65QACh. 16 - Prob. 16.66QACh. 16 - Prob. 16.67QACh. 16 - Prob. 16.68QACh. 16 - Prob. 16.69QACh. 16 - Prob. 16.70QACh. 16 - Prob. 16.71QACh. 16 - Prob. 16.72QACh. 16 - Prob. 16.73QACh. 16 - Prob. 16.74QACh. 16 - Prob. 16.75QACh. 16 - Prob. 16.76QACh. 16 - Prob. 16.77QACh. 16 - Prob. 16.78QACh. 16 - Prob. 16.79QACh. 16 - Prob. 16.80QACh. 16 - Prob. 16.81QACh. 16 - Prob. 16.82QACh. 16 - Prob. 16.83QACh. 16 - Prob. 16.84QACh. 16 - Prob. 16.85QACh. 16 - Prob. 16.86QACh. 16 - Prob. 16.87QACh. 16 - Prob. 16.88QACh. 16 - Prob. 16.89QACh. 16 - Prob. 16.90QACh. 16 - Prob. 16.91QACh. 16 - Prob. 16.92QACh. 16 - Prob. 16.93QACh. 16 - Prob. 16.94QACh. 16 - Prob. 16.95QACh. 16 - Prob. 16.96QACh. 16 - Prob. 16.97QACh. 16 - Prob. 16.98QACh. 16 - Prob. 16.99QA
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- Hydrogen, H2S, and sodium acetate, NaCH3CO2 are mixed in water. Using Table 16.2, write a balanced equation for the acid-base reaction that could in principle, occur. Does the equilibrium lie toward the products or the reactants?arrow_forwardIf the Kb for hydrazine, N2H4(aq), is 1.7 x 10-6 , calculate the pH of a 1.8 mol/L solution of hydrazine.arrow_forwardWhat would be the pH of a solution that produces H3O+ ions at a concentration of 3.7 x 10-4 M? Write your answer with the correct number of significant figures and no units.arrow_forward
- Calculate the pH of a 0.84 M HONH2 solution. Give your answer to three sig figs. Kb(HONH2) = 1.0 x 10‒5arrow_forwardExplain how ammonia can function both as a Brønsted base and as a Lewis base.arrow_forwardIdentify the acid and the base in each Lewis acid-base reaction. H2O + SO3 → H2SO4arrow_forward
- A solution of 0.1 M CF3COOH (trifluoroacetic acid) in water has a pH of about 1. Draw a Lewis structure of CF3COOH in the blue box, and explain why the pH is 1arrow_forward6. Acids and bases are defined by their donation or acceptance of a proton according to the (a) Arrhenius model. (b) Bronsted-Lowry model. (c) Lewis model.arrow_forwardCalculate the hydronium ion concentration of a solution with a pH of −1.07.arrow_forward
- Two chemical reactions are listed. In one of them, the phosphorus-containing anion on the left is a Brønsted acid, and in the other reaction, the phosphorus-containing anion on the left is a Brønsted base. Identify in which reaction it is a Brønsted acid. О н,РО, (аq) + CH;CO, (аq) — НРО,* (аq) + CH;CO2H(aq) НРО * (аq) + HСО; (аq) — Н,РО, (аq) + СОз* (аq)arrow_forwardIs H2Cr2O2 an acid, base, or neutral? please justify your answer with an equation showing its dissociation.arrow_forwardWhich would you expect to be the better Lewis base, C^4- or Si^4-? Explain.arrow_forward
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