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
Lina20 [59]
3 years ago
11

How many moles of gas are contained in a 30.0 L tube with a temperature of 300. K and pressure at 200. atm ?

Chemistry
1 answer:
Naddik [55]3 years ago
5 0

Answer:

Yes, 244 moles

Explanation:

PV = nRT => n = PV/RT = (200atm)(30.0L)/(0.08206Latm/molK)(300K) = 243.7mol ≅ 244mol

You might be interested in
I really need help. Please
Oliga [24]

physical change

particles retain there composition and identity

there is no change in there chemical properties of the substance

the chemical changes should be the other two.

If it is wrong I'm truly sorry.

6 0
3 years ago
What problems might there be if oxygen was very soluble in water?​
e-lub [12.9K]
There is a lot of water on earth. If oxygen was very soluble in water, the oceans would absorb and hold the oxygen of the atmosphere and there would be none left for plants and animals.

Hope this help you!!
8 0
3 years ago
5 g of gold and 25 g of silver are mixed to form a single-phase ideal solid solution. (a) how many moles of solution are there?
worty [1.4K]

Mole fraction for silver= 0.2317643/0.3079193

                                     = 0.7526787

Mole fraction for gold=0.076155/0.3079193

                                    =0.2473212

What is Molar Fraction?

The mole fraction is the product of the number of molecules of a specific component in a mixture and its total molecular weight. It serves as a means of indicating how concentrated a solution is.

It is a unit of concentration, defined as the product of the moles of a component and the moles of the entire solution. When all the parts of a solution are summed up, their mole fraction equals 1.

molar mass of silver = 107.8682g/mol

Molar mass of gold= 196.96657g/mol

Therefore mole = mass/molar mass

For silver: 25g/107.8682g/mol = 0.2317643mol

For gold: 15g/196.96657g/mol= 0.076155mol

Total number of mole= 0.2317643+0.076155

                                    = 0.30791193mol

Mole fraction for silver= 0.2317643/0.3079193

                                      = 0.7526787

Mole fraction for gold=0.076155/0.3079193

                                     =0.2473212

Learn more about Mole Fraction from given link

brainly.com/question/28590918

#SPJ4

3 0
10 months ago
What is DNA? What information does it carry? Where is DNA located?
zaharov [31]

Answer:

Dna is a molecule. It carries hereditary information. It is located in the chromosomes.

3 0
3 years ago
Doctors have fought infections with penicillin for over 50 years. Recently, penicillin has not worked as well as before. Which o
Lilit [14]

C. "A" mentions that the drug killed all of the bacteria that are resistant to the drug, and that doesn't make any sense. "B" claims that all bacteria are resistant to the drug. This is not true. "D" mentions that bacteria eat the drug, which doesn't happen.

5 0
2 years ago
Other questions:
  • In a laboratory experiment, John uses a mesh to separate soil particles from water. Which technique of separation is he using?
    5·1 answer
  • Need a quick answer!!!
    7·1 answer
  • Answers for cardiovascular system crossword puzzle
    7·2 answers
  • Questions and Problems 22 When water is heated, the temperature eventually reaches a constant value and forms a plateau on the g
    13·1 answer
  • What are some examples of exchange reactions ?
    6·1 answer
  • How many resonance structures are possible for hydroxide ion?<br> A. 3<br> B. none<br> C. 2
    13·1 answer
  • How many phases does an element have
    6·1 answer
  • Write the formula for the conjugate acid of each of the following bases. 1. NH₃
    11·1 answer
  • Quinine is a natural product extracted from the bark of the cinchona tree, which is native to South America. Quinine is used as
    9·1 answer
  • Try the same filtering method with the salt water. What happened? Taste the
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!