Calculate the mass, in grams, of the water produced by dehydration synthesis of 3 moles of lysozyme. Express your answer to 4 significant figures. Example: Continuing with the previous example, we produced 40 moles of water when we made 2 moles of insulin A chain. 1. We know that the molecular mass of water is (2 × 1.008) + (1 × 15.999) = 18.02 g/mol. (Note that we cannot express the value beyond our lowest precision number, which is 1.008 for the atomic mass of hydrogen. This has 4 sig figs, so our answer cannot go beyond 4 sig figs, and must be rounded correctly. Also note that the atomic mass can have unit amu or g/mol.) 2. Therefore, the mass, in g, of the water produced is 40 mol x 18.02 g/mol = 720.6 g. Note that the unit "mol" cancels and we're left with g, which is what we want. Also, our answer here has 4 sig figs, also what we want.
Calculate the mass, in grams, of the water produced by dehydration synthesis of 3 moles of lysozyme. Express your answer to 4 significant figures. Example: Continuing with the previous example, we produced 40 moles of water when we made 2 moles of insulin A chain. 1. We know that the molecular mass of water is (2 × 1.008) + (1 × 15.999) = 18.02 g/mol. (Note that we cannot express the value beyond our lowest precision number, which is 1.008 for the atomic mass of hydrogen. This has 4 sig figs, so our answer cannot go beyond 4 sig figs, and must be rounded correctly. Also note that the atomic mass can have unit amu or g/mol.) 2. Therefore, the mass, in g, of the water produced is 40 mol x 18.02 g/mol = 720.6 g. Note that the unit "mol" cancels and we're left with g, which is what we want. Also, our answer here has 4 sig figs, also what we want.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question
![Calculate the mass, in grams, of the water produced by dehydration synthesis of 3 moles of
lysozyme. Express your answer to 4 significant figures.
Example:
Continuing with the previous example, we produced 40 moles of water when we made 2 moles of
insulin A chain.
1. We know that the molecular mass of water is (2 × 1.008) + (1 × 15.999) = 18.02 g/mol.
(Note that we cannot express the value beyond our lowest precision number, which is 1.008 for
the atomic mass of hydrogen. This has 4 sig figs, so our answer cannot go beyond 4 sig figs, and
must be rounded correctly. Also note that the atomic mass can have unit amu or g/mol.)
2. Therefore, the mass, in g, of the water produced is
40 mol x 18.02 g/mol = 720.6 g.
Note that the unit "mol" cancels and we're left with g, which is what we want. Also, our answer
here has 4 sig figs, also what we want.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3b98f165-83eb-40ca-9b46-ecdb2be57745%2F26d34a4b-5dd9-46b5-9b24-5d76182abaaa%2F1cuy3pi_processed.png&w=3840&q=75)
Transcribed Image Text:Calculate the mass, in grams, of the water produced by dehydration synthesis of 3 moles of
lysozyme. Express your answer to 4 significant figures.
Example:
Continuing with the previous example, we produced 40 moles of water when we made 2 moles of
insulin A chain.
1. We know that the molecular mass of water is (2 × 1.008) + (1 × 15.999) = 18.02 g/mol.
(Note that we cannot express the value beyond our lowest precision number, which is 1.008 for
the atomic mass of hydrogen. This has 4 sig figs, so our answer cannot go beyond 4 sig figs, and
must be rounded correctly. Also note that the atomic mass can have unit amu or g/mol.)
2. Therefore, the mass, in g, of the water produced is
40 mol x 18.02 g/mol = 720.6 g.
Note that the unit "mol" cancels and we're left with g, which is what we want. Also, our answer
here has 4 sig figs, also what we want.
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