Basic Chemistry (5th Edition)
5th Edition
ISBN: 9780134138046
Author: Karen C. Timberlake
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 7.4, Problem 7.37QAP
Calculate the mass percent composition of each of the following:
- 4.68 g of Si and 5.32 g of O
- 5.72 g of C and 1.28 g of H
- 16.1 of Na. 22.5 g of S. and 11.3 g of O
- 6.22 g of C, 1.04 g of H, and 4.14 g of O
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
- 1
Compound Xhas a molar mass of 180.15 g mol
and the following composition:
element
carbon
mass %
oxygen
40.00%
hydrogen 6.71%
53.29%
Write the molecular formula of X.
X
Ś
09:
18
Ar
A compound is found to have an empirical formula of C2H7O. Which of the following cannot be the molar mass of the compound?
94.1 g/mol
70.6 g/mol
141.2 g/mol
188.3 g/mol
II. Find the Empirical and Molecular formulas
given the percent composition or masses of:
B. 81.8 g of C and 18.2 g of H that has a molar
mass of 132.0 g/mol.
C. 20.2% Na, 37.6 % S, and 42.2 %0 that has a
molar mass of 682.8 g/mol.
Chapter 7 Solutions
Basic Chemistry (5th Edition)
Ch. 7.1 - What is a mole?Ch. 7.1 - Prob. 7.2QAPCh. 7.1 - Calculate each of the following: number of C atoms...Ch. 7.1 - Calculate each of the following: number of Li...Ch. 7.1 - Calculate each of the following quantities in 2.OO...Ch. 7.1 - Prob. 7.6QAPCh. 7.1 - Prob. 7.7QAPCh. 7.1 - Aluminum sulfate, Al2SO43 , is used in some...Ch. 7.1 - Naproxen is used to treat the pain and...Ch. 7.1 - Benadryl is an over-the-.counter drug used to...
Ch. 7.2 - Calculate the molar mass for each of the...Ch. 7.2 - Prob. 7.12QAPCh. 7.2 - Calculate the molar mass for each of the...Ch. 7.2 - Calculate the molar mass for each of the...Ch. 7.2 - Prob. 7.15QAPCh. 7.2 - Prob. 7.16QAPCh. 7.2 - Prob. 7.17QAPCh. 7.2 - Prob. 7.18QAPCh. 7.2 - Prob. 7.19QAPCh. 7.2 - Calculate the molar mass for each of the...Ch. 7.3 - Calculate the mass, in grams, for each of the...Ch. 7.3 - Calculate the mass, in grams, for each of the...Ch. 7.3 - Calculate the mass, in grams, in 0.150 mol of each...Ch. 7.3 - Calculate the mass, in grams, in 2.28 mol of each...Ch. 7.3 - Prob. 7.25QAPCh. 7.3 - Calculate the number of moles in each of the...Ch. 7.3 - Prob. 7.27QAPCh. 7.3 - Calculate the number of moles in 4.00 g of each of...Ch. 7.3 - Prob. 7.29QAPCh. 7.3 - Calculate the mass, in grams, of N in each of the...Ch. 7.3 - Prob. 7.31QAPCh. 7.3 - Allyl sulfide, C3H52S , gives garlic, onions, and...Ch. 7.3 - Prob. 7.33QAPCh. 7.3 - Prob. 7.34QAPCh. 7.3 - Dinitrogen oxide (or nitrous oxide), N2O , also...Ch. 7.3 - Chloroform, CHCl3 , was formerly used as an...Ch. 7.4 - Calculate the mass percent composition of each of...Ch. 7.4 - Prob. 7.38QAPCh. 7.4 - Prob. 7.39QAPCh. 7.4 - Calculate the mass percent composition of each of...Ch. 7.4 - Prob. 7.41QAPCh. 7.4 - Prob. 7.42QAPCh. 7.5 - Prob. 7.43QAPCh. 7.5 - Prob. 7.44QAPCh. 7.5 - Prob. 7.45QAPCh. 7.5 - Prob. 7.46QAPCh. 7.6 - Prob. 7.47QAPCh. 7.6 - Prob. 7.48QAPCh. 7.6 - Prob. 7.49QAPCh. 7.6 - Prob. 7.50QAPCh. 7.6 - Prob. 7.51QAPCh. 7.6 - Prob. 7.52QAPCh. 7.6 - Prob. 7.53QAPCh. 7.6 - Prob. 7.54QAPCh. 7.6 - Prob. 7.55QAPCh. 7.6 - Prob. 7.56QAPCh. 7.6 - Prob. 7.57QAPCh. 7.6 - 7.58 Adenine, a nitrogen-containing compound found...Ch. 7 - Prob. 7.59FUCh. 7 - Prob. 7.60FUCh. 7 - A dandruff shampoo contains dipyrithione,...Ch. 7 - Prob. 7.62UTCCh. 7 - Prob. 7.63UTCCh. 7 - Prob. 7.64UTCCh. 7 - Prob. 7.65AQAPCh. 7 - Prob. 7.66AQAPCh. 7 - Calculate the mass, in grams, of O in each of the...Ch. 7 - 7.68 Calculate the mass, in gram, of Cu in each of...Ch. 7 - Prob. 7.69AQAPCh. 7 - Prob. 7.70AQAPCh. 7 - Prob. 7.71AQAPCh. 7 - Prob. 7.72AQAPCh. 7 - Prob. 7.73AQAPCh. 7 - Prob. 7.74AQAPCh. 7 - Prob. 7.75AQAPCh. 7 - Prob. 7.76AQAPCh. 7 - Prob. 7.77AQAPCh. 7 - 7.78 Write the empirical formula for each of the...Ch. 7 - Calculate the empirical formula for each of the...Ch. 7 - Prob. 7.80AQAPCh. 7 - Prob. 7.81AQAPCh. 7 - Prob. 7.82AQAPCh. 7 - Prob. 7.83AQAPCh. 7 - A compound is 70.6% Hg, 12.5% CI, and 16.9% O. If...Ch. 7 - Prob. 7.85AQAPCh. 7 - Prob. 7.86AQAPCh. 7 - A toothpaste contains 0.240% by mass sodium...Ch. 7 - Prob. 7.88CQCh. 7 - Prob. 7.89CQCh. 7 - Prob. 7.90CQCh. 7 - Prob. 7CICh. 7 - Prob. 8CICh. 7 - Oxalic acid, a compound found in plants and...Ch. 7 - The active ingredient in Tums is calcium...Ch. 7 - Prob. 11CI
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Calculate the empirical formula for each of the following substance Part A. 3.57 g of N and 2.04 g of O Part B. 7.00 g of C and 1.75 g of H Part C. 0.175 g of H, 2.44 g of N, and 5.59 g of O Part D. 2.06 g of Ca, 1.65 g of S, and 3.29 g of O Express your answer as a chemical formula.arrow_forwardA compound with a percent composition by mass of 24.,61 % C. 2.75% H, and 72.64% CI has a molar mass of 292.82 g/mol. What is the molecular formula of the compound? Multiple Choice C5H₁008 CH4Cl C4H4Cla C6HgCl6 None of the abovearrow_forward4. How many moles of Vitamin E ( the formula is written down) are present in 10.0 g of Vitamin E? Vita min E : C29H50O2 3.39x10-?mol O 2.07x10-mol O 2.32r10-molarrow_forward
- Percent Composition - hope Percent Composition by Mass: Find the percent composition of a compound containing tin and chlorine if 18.35 g of the compound contains 5.74 g of tin. 6/9arrow_forwardWhich of the following compounds contains the largest number of atoms?A. 4.0 moles of K2SB. 3.0 moles of NH3C. 2.0 moles H2SO4D. 5.0 moles of HClarrow_forward1.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 192. g/mol, is completely in excess oxygen, and the mass of the products carefully measured: product carbon dioxide water 0 mass 2.06 g 0.56 g Use this information to find the molecular formula of X. Xarrow_forward
- Determine the empirical and molecular formula of the following compounds: a. limestone with a molecular mass of 100g, containing 40g of calcium, 12g of carbon, and 48g of oxygen b. a hydrocarbon with a molecular mass of 70g, containing 85.7g of carbon and 14.3g of hydrogen C. Sodium nitrite with a molecular mass of 69g, containing 33.32% Na, 20.30% N, and 46.38% O, which is used to preserve bacon and other meat d. dichloroethane, a compound containing C, H, and Cl which is often used for dry cleaning with a molecular weight of 99g, containing 24.3% carbon and 71.6% chlorinearrow_forward1. A certain compound has a molar mass of 194.19 g/mol. Its percent composition by mass is given below: C - 49.48% H - 5.19% N - 28.85% O - 16.478% Determine BOTH the molecular formual and the empirical formula for this compound 2. A compound has a molecular formula of C4H10O2. What is the empirical formula for this compound?arrow_forwardHow many moles of Cs are contained in 595 kg of Cs? 2.23 x 10² moles Cs 4.48 x 10³ moles Cs 7.91 x 104 moles Cs O 1.26 x 10³ moles Cs 5.39 x 10² moles Csarrow_forward
- 1 Compound X has a molar mass of 416.41 g-mol and the following composition: element phosphorus chlorine 1 mass % 14.88% 85.12% Write the molecular formula of X. X Śarrow_forwardWhat is the percent of carbon in the pesticide DDT (C14H9Cl5) ? The molar mass of C14H9Cl5 is 354.5 g/mol. A. 47.4% B. 52.1 % C. 61.4% D. 50.0%arrow_forwardII. Find the Empirical and Molecular formulas given the percent composition or masses of:.0 pt A. 26.4 % C, 3.3 % H, and 70.3 % O that has a molar mass of 91.0 g/mol. B. 81.8 g of C and 18.2 g of H that has a molar mass of 132.0 g/mol. C. 20.2% Na, 37.6 % S, and 42.2 %0 that has a molar mass of 682.8 g/mol.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Chemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningIntroductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
- Chemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStaxChemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub CoLiving By Chemistry: First Edition TextbookChemistryISBN:9781559539418Author:Angelica StacyPublisher:MAC HIGHER
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Introductory Chemistry: A Foundation
Chemistry
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:OpenStax
Chemistry: Matter and Change
Chemistry
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Glencoe/McGraw-Hill School Pub Co
Living By Chemistry: First Edition Textbook
Chemistry
ISBN:9781559539418
Author:Angelica Stacy
Publisher:MAC HIGHER
Step by Step Stoichiometry Practice Problems | How to Pass ChemistryMole Conversions Made Easy: How to Convert Between Grams and Moles; Author: Ketzbook;https://www.youtube.com/watch?v=b2raanVWU6c;License: Standard YouTube License, CC-BY