This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A gaseous compound is 30.4% nitrogen and 69.6% oxygen by mass. A 5.25-g sample of the gas occupies a ... (Read 4 times)

desireelg_7

  • Full Member
  • ***
  • Posts: 146
on: Nov 5, 2023

Question 1

A gas evolved during the fermentation of sugar was collected. After purification its volume was found to be 25.0 L at 22.5°C and 702 mmHg. How many moles of gas were collected?
◦ 0.95 mol
◦ 1.05 mol
◦ 12.5 mol
◦ 22.4 mol
◦ 724 mol

Question 2

A gaseous compound is 30.4% nitrogen and 69.6% oxygen by mass.  A 5.25-g sample of the gas occupies a volume of 1.00 L and exerts a pressure of 1.26 atm at –4.0°C.  Which of these choices is its molecular formula?
◦ NO
◦ NO2

◦ N3O6

◦ N2O4

◦ N2O5
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by desireelg_7 on Nov 5, 2023

hvhf4k+549qz8f218jyo@shar

  • Full Member
  • ***
  • Posts: 174
Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


desireelg_7

  • Member
  • Posts: 146
Reply 2 on: Nov 5, 2023
Excellent

cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

The Phanerozoic Oxygen Isotope Record of Seawater The Phanerozoic Oxygen Isotope Record of Seawater
Calculation of body mass index. To determine your BMI, find the value for your height on the left ... Calculation of body mass index. To determine your BMI, find the value for your height on the left ...
Nitrogen Balance and Imbalance Nitrogen Balance and Imbalance
A 23 kg mass is connected to a nail on a frictionless table by a massless string 1.3 m long. ... A 23 kg mass is connected to a nail on a frictionless table by a massless string 1.3 m long. ...
What is the density of 96 mL of a liquid that has a mass of 90.5 g? What is the density of 96 mL of a liquid that has a mass of 90.5 g?
Simple and Compound Leaves Simple and Compound Leaves
Video: Blood Flow through the Human Heart

For a complete list of videos, visit our video library