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

Author Question: The mole fraction of carbon dioxide in dry air near sea level is 0.000375, where the molar mass of ... (Read 100 times)

jessicacav

  • Hero Member
  • *****
  • Posts: 558
on: Aug 27, 2018
The mole fraction of carbon dioxide in dry air near sea level is 0.000375, where the molar mass of carbon dioxide is 44.010. The partial pressure of carbon dioxide when the total atmospheric pressure (dry air) is 97.5 kPa is ________ kPa.
 
  A) 2.63  10 5
  B) 5.97  103
  C) 0.0370
  D) 1.63
  E) 8.40  10-4

Question 2

Which of the following polyatomic ions is positively charged?
 
  A) ammonium
  B) carbonate
  C) dihydrogen phosphate
  D) acetate


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lou

  • Sr. Member
  • ****
  • Posts: 286
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

A


jessicacav

  • Hero Member
  • *****
  • Posts: 558
Reply #2 on: Aug 27, 2018
Thank you!


lou

  • Sr. Member
  • ****
  • Posts: 286
Reply #3 on: Aug 27, 2018
Always glad to help...


« previous next »
 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Carbon Cycle Carbon Cycle
Non-Carbon Organic Molecules Non-Carbon Organic Molecules
The molecular structure of methanol showing the one carbon atom, four hydrogen atoms, and one ... The molecular structure of methanol showing the one carbon atom, four hydrogen atoms, and one ...
Sulfur Dioxide (SO2) Trend, 1970 - 2008 Sulfur Dioxide (SO2) Trend, 1970 - 2008
The gap between the projected level of greenhouse gas emissions The gap between the projected level of greenhouse gas emissions
Partial pressures (in mm Hg) for oxygen (red boxes) and carbon dioxide (blue boxes) in the atmospher Partial pressures (in mm Hg) for oxygen (red boxes) and carbon dioxide (blue boxes) in the atmospher
Video: Glycolysis Animation

For a complete list of videos, visit our video library