A chemist mixes 81.4 g of benzene with 49.9 g of heptane and 10.0 g of 2-ethyltoluene. Calculate the percent by mass of each component of this solution. Round each of your answers to 3 significant digits. component benzene heptane 2-ethyltoluene mass percent X 5

A chemist mixes 81.4 g of benzene with 49.9 g of heptane and 10.0 g of 2-ethyltoluene. Calculate the percent by mass of each component of this solution. Round each of your answers to 3 significant digits. component benzene heptane 2-ethyltoluene mass percent X 5

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter15: Solutions

Section: Chapter Questions

Problem 51QAP

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Question

=
STATES OF MATTER
Calculating mass percent composition
A chemist mixes 81.4 g of benzene with 49.9 g of heptane and 10.0 g of 2-ethyltoluene.
Calculate the percent by mass of each component of this solution.
Round each of your answers to 3 significant digits.
component
benzene
heptane
2-ethyltoluene
mass percent
%
X
5

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