1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
gladu [14]
3 years ago
5

when you burn 2 L of propane (C3H8) at stp , you find 5.6L of carbon dioxide has been produced what is the percent yeild

Chemistry
1 answer:
Oksanka [162]3 years ago
7 0

Answer:

93%

Explanation:

First write the balanced reaction

C3H8 + 5O2 --> 3CO2 +4H2O

2nd, find the theoretical yield

2L C3H8 (1mol/22.4L) (3 mol CO2/1 molC3H8) (22.4 L/ 1mol) = 6L

3rd, Find percent yield

%yield = (actual / theoretical) x100 = (5.7/6) x 100 = 93%

You might be interested in
When one mole of a solute is present in 500 cm3 of solution, then the concentration of the solution is:
Schach [20]

Answer:

0.5M is the answer.

Explanation:

1M solution is the solution containing 1mole solute dissolved per litre of solution.

Using unitary method,

1000cc gives 1M.

1cc gives 1/1000M.

500 cc gives 500/1000M=0.5M

7 0
3 years ago
Which measure of a gas does the expression nRT represent? (1 point)
DaniilM [7]
The Ideal Gas Equation
The term pVnRT is also called the compression factor and is a measure of the ideality of the gas. An ideal gas will always equal 1 when plugged into this equation……
7 0
2 years ago
Can someone please help? We're studying astronomy and I have no idea what to name it. I was never good with names. ‍♀️
almond37 [142]
I do not understand your question, what is the question, name what??
5 0
3 years ago
Notice what happens to the numbers of protons, neutrons, and electrons when you
babymother [125]

Answer:

Only the number of neutrons change.

3 0
3 years ago
In which of the following cases would sound reach each ear out of phase? 
Galina-37 [17]
I hope this is the answer that you are looking for .

6 0
3 years ago
Other questions:
  • What happens as blood passes through the capillaries in the small intestine
    10·2 answers
  • The process by which complex compounds are broken down by enzymes and by which many organic alcohols are formed is called fermen
    10·2 answers
  • What happens when you add more glue to slime?
    13·2 answers
  • Name two common compounds that contain sodium
    5·1 answer
  • What is the molar mass of Sr(OH)2
    8·2 answers
  • Cu + O2 --Cu2O
    9·1 answer
  • As the temperature of a gas is increased, the
    6·1 answer
  • Consider the Mg2+, Cl-, K+, and Se2- ions.The four spheres below represent these four ions, scaled according to ionic size. A) M
    6·2 answers
  • ........................
    8·1 answer
  • Be sure to answer all parts. an aqueous solution of a strong base has a ph of 10. 220 at 25°c. calculate the concentration of th
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!