Measurement and Matter Identifying errors in the solution to a basic quantitative problem Problem: The density of a pure substance is its mass per unit volume. The density of Calculate the mass of 555. mL ethylene glycol has been measured to be 1097. L of ethylene glycol. Be sure your answer has a unit symbol and the correct number of significant digits. Solution: m О p = Write down the definition of density. V m = pV Solve for mass. m = (1.097) (555.) g Put in the data given. m = 608.84... g Use the calculator. O m = 608.84 g Round to the correct number of significant digits. о No mistakes □□ X μ jgOpNJUfWXnL G
Measurement and Matter Identifying errors in the solution to a basic quantitative problem Problem: The density of a pure substance is its mass per unit volume. The density of Calculate the mass of 555. mL ethylene glycol has been measured to be 1097. L of ethylene glycol. Be sure your answer has a unit symbol and the correct number of significant digits. Solution: m О p = Write down the definition of density. V m = pV Solve for mass. m = (1.097) (555.) g Put in the data given. m = 608.84... g Use the calculator. O m = 608.84 g Round to the correct number of significant digits. о No mistakes □□ X μ jgOpNJUfWXnL G
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
ChapterA: Scientific Notation And Experimental Error
Section: Chapter Questions
Problem 10P
Related questions
Question
Transcribed Image Text:Measurement and Matter
Identifying errors in the solution to a basic quantitative problem
Problem:
The density of a pure substance is its mass per unit volume. The density of
Calculate the mass of 555. mL
ethylene glycol has been measured to be 1097.
L
of ethylene glycol.
Be sure your answer has a unit symbol and the correct number of significant
digits.
Solution:
m
О
p =
Write down the definition of density.
V
m = pV
Solve for mass.
m =
(1.097) (555.) g
Put in the data given.
m = 608.84... g
Use the calculator.
O
m = 608.84 g
Round to the correct number of significant
digits.
о
No mistakes
□□
X
μ
jgOpNJUfWXnL
G
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