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
ipn [44]
2 years ago
10

How many moles of Ar gas are present in a container with a volume of 78.4 L at STP?

Chemistry
1 answer:
rusak2 [61]2 years ago
7 0
<h3><u>Answer:</u></h3>

<u>1 mole of a gas at STP occupies 22.4 L volume </u>

<u>Now the volume is given =78.4 therefore,</u>

<u>No. of moles of gas = 78.4 ÷ 22.4 = 3.5 moles</u>

<u>I hope it helps you~</u>

You might be interested in
Please explain and answer
Alborosie
It’s b I just looked it up
3 0
1 year ago
Why do non-metals bond with each other to form covalent compound?
larisa [96]

Answer:

Explanation:

Because unlike ionic bonds (metal and a non-metal) where electrons are "stolen", covalent bonds are defined by the sharing of electrons between non-metals.

6 0
3 years ago
NEED HELP <br> WILL MARK DOWN BRAINLIEST
Komok [63]
1. In 1687 following 18 months of intense and effectively nonstop work
2.Hooke
3.Halley
4. Halley urged newton to write Principia mathematica and when the Royal society declined to pay the cost of publishing Halley paid for it out of his own pocket
5.Through using a telescope Galileo Galilei was able to prove the theories of sciences Isaac newton
6. He believe that the speed of an object motion is proportional to the force being applied and inversely proportional to the density of the medium he reason that the object moving in a void would move in definitely fast and thus any and all objects
7. An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force
8.gottfried wilhelm von leibniz

6 0
3 years ago
What did you observe in the reaction of phosphoric acid with the freshly cleaned zinc when compared with a piece just taken out
mash [69]

Answer:

The classification is mentioned below for the particular topic.

Explanation:

  • Whether we position 2 different beakers in such a single beaker through one clean edge of zinc-containing H₃Po₄ and another one with unflushed zinc.  
  • The zinc that was washed set to release hydrogen gas way quicker, unlike unventilated zinc.  

⇒      3Zn+2H_{3}Po_{4}\rightarrow Zn_{3}(Po_{4})_{2}+3H_{2}

  • Since fresh zinc complicates the cycle since, as a comparison to polluted zinc, there was little contact with either the reaction.
6 0
3 years ago
What is a submatomic particle
Amanda [17]

Answer: A subatomic particle is a particle smaller than an atom, hence the name broken down into a sub category

Explanation:

5 0
3 years ago
Other questions:
  • What job is in the agriculture career cluster
    9·1 answer
  • Because antigen receptor genes are randomly rearranged, some immature lymphocytes produce receptors specific for epitopes on the
    9·1 answer
  • Using what you have learned about the three forms of writing chemical equations, classify each of the presented equations as eit
    7·1 answer
  • HELP ASAP!! is this the correct answer!
    14·2 answers
  • Which of the 3 particles can never change without changing the identity of the atom?
    8·1 answer
  • What should be done in order to increase the gravitational force between two objects?
    8·1 answer
  • In a person's body, sulfur oxides combine with water vapor in the BLANK to form sulfuric acid.
    6·1 answer
  • can y'all answer this question for me, and i want you to actually answer it. give 3 evidence as to why the sun disappears at nig
    13·1 answer
  • Cells are made of organelles, specialized structures at each perform specific functions that help the cell maintain homeostasis.
    11·1 answer
  • Pls<br> Due today pls help asfast as possible
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!