
Concept explainers
(a)
Interpretation:
0.1235-g of
Concept introduction:
Number of moles can be calculated by using following formula,
(a)

Explanation of Solution
Given,
0.1235-g of
The given acid diacid, therefore two moles of base is neutralizing the mole of acid, so, the balanced chemical equation is given below,
Moles of
Molar mass of
Therefore, the molar mass is
(b)
Interpretation:
The Empirical formula of diacid has to be calculated.
Concept introduction:
Formula for determine the molecular formula of the compound is given below,
Combustion reaction:
Combustion is an exothermic reaction between a fuel (the reductant) and an oxidant. Oxidant is usually atmospheric oxygen.
Generally organic molecule undergoes combustion reaction which produces carbon dioxide and water molecule.
(b)

Explanation of Solution
0.1235-g of
Molar mass of carbon dioxide =
Moles of carbon is calculated as follows,
Moles of hydrogen is calculated as follows,
Grams of carbon is calculated as follows,
Grams of hydrogen is calculated as follows,
Grams of oxygen is calculated as follows,
Moles of oxygen is calculated as follows,
Divide through by smallest number:
Therefore,
The Empirical formula for propionic acid is calculated as follows,
Multiply with two to get the whole numbers,
The empirical formula =
(b)
Interpretation:
The molecular formula of diacid has to be calculated.
Concept introduction:
Formula for determine the molecular formula of the compound is given below,
(b)

Explanation of Solution
The empirical formula is
The molar mass of the compound is calculated as follows,
Formula for the compound is given below,
Therefore, to get the molecular formula, multiple with two.
Hence, the molecular formula of the compound is
Want to see more full solutions like this?
Chapter 3 Solutions
Chemistry: The Molecular Science
- A covalent bond is the result of the a) b) c) d) e) overlap of two half-filled s orbitals overlap of a half-filled s orbital and a half-filled p orbital overlap of two half-filled p orbitals along their axes parallel overlap of two half-filled parallel p orbitals all of the abovearrow_forwardCan the target compound at right be efficiently synthesized in good yield from the unsubstituted benzene at left? starting material target If so, draw a synthesis below. If no synthesis using reagents ALEKS recognizes is possible, check the box under the drawing area. Be sure you follow the standard ALEKS rules for submitting syntheses. + More... Note for advanced students: you may assume that you are using a large excess of benzene as your starting material. C T Add/Remove step X ноarrow_forwardWhich one of the following atoms should have the largest electron affinity? a) b) c) d) 으으 e) 1s² 2s² 2p6 3s¹ 1s² 2s² 2p5 1s² 2s² 2p 3s² 3p² 1s² 2s 2p 3s² 3p6 4s2 3ds 1s² 2s² 2p6arrow_forward
- All of the following are allowed energy levels except _. a) 3f b) 1s c) 3d d) 5p e) 6sarrow_forwardA student wants to make the following product in good yield from a single transformation step, starting from benzene. Add any organic reagents the student is missing on the left-hand side of the arrow, and any addition reagents that are necessary above or below the arrow. If this product can't be made in good yield with a single transformation step, check the box below the drawing area. Note for advanced students: you may assume that an excess of benzene is used as part of the reaction conditions. : ☐ + I X This product can't be made in a single transformation step.arrow_forwardPredict the major products of this organic reaction:arrow_forward
- Name the family to which each organic compound belongs. The first answer has been filled in for you. compound CH₂ || CH3-C-NH2 0 ။ CH3-C-CH₂ CH=O–CH=CH, CH₂ HO CH2-CH2-CH-CH3 family amine Darrow_forward1b. Br LOHarrow_forwardI would like my graphs checked please. Do they look right? Do I have iodine and persulfate on the right axis ?arrow_forward
- ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage Learning
- Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningGeneral Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage LearningChemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning





