Question
Asked Nov 14, 2019
10 views
A tank contains 748 mmHg of oxygen and 0.198 atm of helium calculate the total pressure in mmHg
c) 1.18 mmHg d) 148.1 mmHg
b) 748.2 mmHg
a) 898.5 mmHg
help_outline

Image Transcriptionclose

A tank contains 748 mmHg of oxygen and 0.198 atm of helium calculate the total pressure in mmHg c) 1.18 mmHg d) 148.1 mmHg b) 748.2 mmHg a) 898.5 mmHg

fullscreen
check_circle

Expert Answer

Step 1

According Dalton’s law, the total pressure exerted by a mixture of gases is the total sum of the partial pressure of the individual gases present in the mixture.  The mathematical expression is:

help_outline

Image Transcriptionclose

P. total

fullscreen
Step 2

Given:

Total pressure of the gas mixture = ? 

Partial pressure of Helium =748mmHg

 

Partial ...

help_outline

Image Transcriptionclose

=Preion +Posgm total Poa748mmHg+0.198 atm atm to be changed to mmHg] Р. latm-760mmHg .0.198 atm-760 0.198=150.48mmHg Oxygen 150.48mmHg Substituting the value of oxygen in P Psta 748mmHg+150. 48mmHg Р. -898.48 or898.5mmHg

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Chemistry

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Calculate the change in entropy and your answer to three significant digits and be sure it has the c...

A: Click to see the answer

question_answer

Q: identify the atom oxidized, the atom reduced, the oxidizing agent, the reducing agent, the oxidation...

A: The very first reaction is

question_answer

Q: A sodium flame has a characteristic yellow color due to emissions of wavelength 568 nm. What is the ...

A: Given that,Wavelength = 568 nm1J = 1 Kg m2/s2

question_answer

Q: 4. In the following reaction. Fe2O3 + 4H2 3 Fe + 4H20. What element is being reduced? a) Fe b) O c) ...

A: The given reaction is

question_answer

Q: The formation of SO3 from SO2 and O2 is an intermediate step in the manufacture of sulfuric acid, an...

A: The formation of SO3 from SO2 and O2 is an intermediate step in the manufacture of sulfuric acid, an...

question_answer

Q: 13.21 Two nonpolar organic liquids, hexane (C6H14) and heptane (C7H16), are mixed. (a) Do you expect...

A: a)Calculation of the total enthalpy of mixing of hexane and heptane:

question_answer

Q: 4. using retrosynthetic analysis, determine which compounds could lead to the alkene shows below in ...

A: Potassium tert-butoxide can carry out elimination to give least substituted alkene. So the product i...

question_answer

Q: Ne(g) effuses at a rate that is ______ times that of Cl2(g) under the same conditions. rate Ne/ rate...

A: The relation between the rate of the effusion of a gases, neon and chlorine and the molecular mass o...

question_answer

Q: Use only 1 decimal place (X.X) for all atomic weights. How many grams of nickel (II) chlorate are ne...

A: The grams of nickel (II) chlorate that are needed to make 500.0 mL of a 0.400 M solution are to be d...