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
FromTheMoon [43]
3 years ago
6

Calculate the mass of 139 cm^3 Argon at STP

Chemistry
1 answer:
dexar [7]3 years ago
7 0
Volume in liters:

139 cm³ / 1000 = 0.139 L   

molar mass Argon = 39.95 g/mol

1 mole -------- 22.4 L ( at STP )
? mole ------- 0.139 L

moles of argon :

0.139 * 1 / 22.4 = 0.00620 moles 

Mass of argon :

0.00620 * 39.95 = 0.24769 g

hope this helps!


You might be interested in
What is the freezing point of an aqueous suger (C12H22O11) solution that boils at 110C°?
AURORKA [14]

Sucrose doesn't show appreciable dissociation in water, so i≈1 in this case. by extension, −7.3°C is the approximate freezing point of this solution.

<h3>What is the freezing point?</h3>

The temperature at which a liquid solidifies.

Sucrose doesn't show appreciable dissociation in water, so i≈1 in this case. by extension, −7.3°C is the approximate freezing point of this solution.

Learn more about the freezing point here:

brainly.com/question/3543605

#SPJ1

7 0
2 years ago
Which of the following can be seen as a result of the Earth's tilt?
Lorico [155]
The seasons will change.

8 0
2 years ago
Read 2 more answers
How many lines does a starfish have in symmetry
Ahat [919]
A starfish has five equal arms, so a starfish would have 5 lines of symmetry. Hope this helps!

5 0
2 years ago
The northern lights and huge power surges in technology are both effects of what
umka2103 [35]
Solar winds. Plasma particles from the sun affect earth's atmosphere and cause magnetic interferance.
7 0
3 years ago
How is rock candy formed
Readme [11.4K]

Answer:

A supersaturated solution made out of sugar and oil is crystallized on a surface suitable for crystal nucleation such as a stick.

I hope this helps.

3 0
3 years ago
Other questions:
  • What are the uses of zinc
    12·2 answers
  • A carbon skeleton is covalently bonded to both an amino group and a carboxyl group. When placed in water it ____
    11·1 answer
  • Why is water a polar compound?
    9·1 answer
  • The elements in the periodic table are arranged in order of
    13·1 answer
  • How many electrons are in the 2p sublevel of nitrogen?
    14·1 answer
  • Write the chemical equations for each of the reactions described below:
    14·1 answer
  • A 4.369 g sample of metal is placed in a flask. Water is added to the flask and the total volume in the flask is read to be 126.
    11·1 answer
  • Can anyone help? Will give brainliest only if you actually put effort into it.
    10·1 answer
  • Write any four limitations of a balanced chemical equation.​
    14·1 answer
  • How many liters do 1.55 g of O2 occupy at STP?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!