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Concept explainers
a.
To determine:
The
Introduction:
Most of the living organisms prefer an environment that has constant
b.
To determine:
The
Introduction:
Most of the living organisms prefer an environment that has constant
c.
To determine:
The
Introduction:
Most of the living organisms prefer an environment that has constant
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Chapter 9 Solutions
EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
- 10.40 Calculate the pH of each solution given the following: a. [H₂0¹] = 1 × 108 M c. [OH] = 1 × 102 M e. [H₂O¹] = 4.7 x 102 M b. [H3O+] = 5 x 106 M d. [OH] = 8.0 × 10-³ M f. [OH] = 3.9 X 10 Marrow_forwardA solution has a concentration of 2.4 x 10-7. Calculate the pH and indicate if the solution is acidic or basic. Select one: a. 2.4, acidic b. 6.6, acidic c. 6.6, basic d. 2.4, basic e. 6.61979, acidicarrow_forwardWhat is the pH of a 1.6 x 10-7 M solution of Ca(OH)2? X Selected Answer: C. 7.51 Answers: A. 6.80 B. 7.62 C. 7.51 D. 7.20arrow_forward
- What is the pH of a 0.00010 M HCl? (4)arrow_forward18. 19. The pH of a solution of HCI was found to be 3.4. The concentration of HCI of this solution (in mol/L) is which of the following? a. 4.0 x 10-4 b. 3.4 c. 0.29 d. 2.5 x 10-¹ -11 e. 2.0 x 10-4 The organic compound aniline (C6H5NH₂) acts as weak base. What is the chemical formula of aniline's conjugate acid? a. С₁H5COOH b. C₂H5NH¯ C. H3O+ d. OH- e. C6H5NH3+arrow_forwardThe following observations are made about a diprotic acid H2A:(i) A 0.10 M solution of H2A has pH=3.10.(ii) A 0.10 M solution of the salt NaHA is acidic. Which of the following could be the value of pKa2 for H2A: A. 9.23 B. 2.38 C. 6.52 D. 5.01arrow_forward
- 29. Determine the ph of a 0.50 M NaH2PO4 and 0.10 M N22HPO4 solution, pKa is 7.21. A. 5,5 O B. 6.5 ) C. 4,5 O D.7.5 30. Determine the ph of a 0.30 M NaH2PO4 and 0.20 M H3PO4 solution. pka is 2.16. O A. 1.3 B. 2.3 C. 3.3 OD.4.3arrow_forwardQ.6 Calculate the pH of 0.2 M solution of sodium acetate.arrow_forward12. a) Show the dissociation (ionization) of the following acids in water HCI HF was your one faorite and one least favorite pan of the do?(3 points) b) Identify the Bronsted acid, Bronsted base, conjugate acid, and conjugate base in each reaction in part A. gaibroooA (a wsoald cheone thing ice H. ug pace bangnoe OFH TO send to bios s 2e 0 li gninesmarrow_forward
- What is the pH of the solution that is prepared when 121 g piperidinium chloride salt is dissolved in 100 ml water and mixed with 100 ml 1M NaOH? Select one: a. 3.8 b. 11.8 10.2arrow_forwardCalculate the [H+ ] in solution of the following pH: a. 3.00 b. 10.53.arrow_forwardCalculate the pH of the following solutions: a. 5.4 x 10-4 b. 4 x 10-2 c. 8.102 x 10-3arrow_forward
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- Organic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill EducationChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningElementary Principles of Chemical Processes, Bind...ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEY
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