▼ Part A Calculate the density of oxygen, O₂, under each of the following conditions: • STP 1.00 bar and 20.0 °C Express your answers numerically in g L-¹. Enter the density at STP first and separate your answers by a comma. ▸ View Available Hint(s) [5] ΑΣΦ Submit Dart R Previous Answers Reflect in ePortfolio G ? gL1 Activity Details < >

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter5: Gases
Section: Chapter Questions
Problem 27QAP: The gas in the discharge cell of a laser contains (in mole percent) 11% CO2, 5.3% N2, and 84% He....
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Bhumi

▼
Part A
Calculate the density of oxygen, O₂, under each of the following conditions:
• STP
1.00 bar and 20.0 °C
Express your answers numerically in g L-¹. Enter the density at STP first and separate your
answers by a comma.
▸ View Available Hint(s)
[5] ΑΣΦ
Submit
Dart R
Previous Answers
Reflect in ePortfolio
G ?
gL1
Activity Details
< >
Transcribed Image Text:▼ Part A Calculate the density of oxygen, O₂, under each of the following conditions: • STP 1.00 bar and 20.0 °C Express your answers numerically in g L-¹. Enter the density at STP first and separate your answers by a comma. ▸ View Available Hint(s) [5] ΑΣΦ Submit Dart R Previous Answers Reflect in ePortfolio G ? gL1 Activity Details < >
JODITIIL
Part B
FIOTIQUa Allamore
To identify a diatomic gas (X2), a researcher carried out the following experiment: She weighed an
empty 7.0-L bulb, then filled it with the gas at 1.21 bar and 29.0 °C and weighed it again. The
difference in mass was 9.5 g. Identify the gas.
Express your answer as a chemical formula.
► View Available Hint(s)
Submit
ΑΣΦΑ
A chemical reaction does not occur for this question.
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Transcribed Image Text:JODITIIL Part B FIOTIQUa Allamore To identify a diatomic gas (X2), a researcher carried out the following experiment: She weighed an empty 7.0-L bulb, then filled it with the gas at 1.21 bar and 29.0 °C and weighed it again. The difference in mass was 9.5 g. Identify the gas. Express your answer as a chemical formula. ► View Available Hint(s) Submit ΑΣΦΑ A chemical reaction does not occur for this question. Provide Feedback → Reflect in ePortfolio ? Intaile Next > < >
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