
(a)
Interpretation:
The oxidation number of N in
Concept introduction:
Oxidation number is the charge assigned to an atom of a molecule or ion according to some arbitrary rules.
Oxidation number of a mono atomic ion is equal to the charge of the ions.
(b)
Interpretation:
The oxidation number of N in
Concept introduction:
Oxidation number is the charge assigned to an atom of a molecule or ion according to some arbitrary rules.
Oxidation number of a free element is zero
(c)
Interpretation:
The oxidation number of N in
Concept introduction:
Oxidation number is the charge assigned to an atom of a molecule or ion according to some arbitrary rules.
Oxidation number of a free element is zero
(d)
Interpretation:
The oxidation number of N in
Concept introduction:
Oxidation number is the charge assigned to an atom of a molecule or ion according to some arbitrary rules.
Oxidation number of a mono atomic ion is equal to the charge of the ions.

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Chapter 21 Solutions
EBK CHEMISTRY: PRINCIPLES AND REACTIONS
- Design experiments in UV-Vis to figure the optimal mole ratio of copper (1:1, 2:1, 3:1 and etc)versus ethambutol using all necessary chemicals including dihydrochloride and copper nitrate hemipentahydrate and sodium hydroxide. Show how UV-Vis absorbance and maximum wavelength would change in responsearrow_forwardCorrect each molecule in the drawing area below so that it has the condensed structure it would have if it were dissolv a 0.1 M aqueous solution of HCI. If there are no changes to be made, check the No changes box under the drawing area. No changes. HO—CH,—C—CH,—OH X 5 2 2 2 HO–CH,—CH,—C—CH,—OH Explanation Check Center Accessi ©2025 on 5 Carrow_forwardMake the calculations to prepare 2M H2SO4, from concentrated H2SO4 (98%; density: 1.84 g/mL).arrow_forward
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- 4. Calculate the total number of sigma bonds and total number of pi bonds in each of the following compounds. a. HH :D: +1 I H-N-C-C-O-H I H b. HH H Н :N=C-C-C=C-CEC-H :0: total o H-C-H H-C = `C-H I H. 11 H-C = C= CH H total o total π total π 1 Harrow_forwardIn the following reaction, what quantity in moles of CH₃OH are required to give off 4111 kJ of heat? 2 CH₃OH (l) + 3 O₂ (g) → 2 CO₂ (g) + 4 H₂O(g) ∆H° = -1280. kJarrow_forwardIndicate the processes in the dismutation of Cu2O.arrow_forward
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