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
madam [21]
3 years ago
10

Is argon gas a pure substance or a mixture. Is iron oxide dust a pure substance or a mixture.

Chemistry
1 answer:
stepladder [879]3 years ago
7 0

Answer:

See below.

Explanation:

Argon gas is a pure substance. It has nothing other than molecules of Argon gas.

Iron oxide is a compound with iron and oxygen as its components. It is a pure substance.

You might be interested in
When aqueous solutions of magnesium nitrate and sodium carbonate are mixed together what will happen
Bingel [31]

When sodium carbonate and magnesium nitrate solutions are combined, a precipitate is created as a result of a double-displacement process. As you balance the chemical equation, make predictions about the reaction's byproducts.

<h3>What occurs when magnesium sulfate and sodium carbonate are combined?</h3>

A solid may form when the solutions of two soluble salts are combined. Salts that are insoluble are created during precipitation processes. When magnesium sulfate and sodium carbonate are combined, magnesium carbonate, an insoluble salt, results.

<h3>What happens when hydrochloric acid and sodium carbonate interact?</h3>

What takes place when sodium carbonate and hydrochloric acid interact? When sodium carbonate is added to hydrochloric acid, a double displacement reaction takes place, resulting in the formation of sodium chloride, water, and carbon dioxide. The sodium carbonate and the two moles of HCl combine to generate carbonic acid.

to know more about magnesium and sodium carbonate here:

brainly.com/question/28901831

#SPJ4

4 0
1 year ago
In what areas of the periodic table do you find the most highly reactive elements?
Minchanka [31]

Answer:

The elements toward the bottom left corner of the periodic table are the metals that are the most active in the sense of being the most reactive.

5 0
3 years ago
When the number of electrons in an atom changes, then the atom's_______ change.
AlekseyPX

Answer:

It would change the charge of the atom.

Explanation:

Added electrons cause atoms to be negatively charged, lost electrons cause atoms to be positively charged.

5 0
3 years ago
On a molar basis, which is a more effective bleaching agent- kbro3 or naocl?
Aleksandr-060686 [28]
<span>On a molar a basis, the most effective bleaching agent kbro3 has more oxygen, but due to the bromine, it would make things look yellowish. The bromine would counteracts the bleaching effect. As we all know, bleach is naocl or hypochlorite</span>
6 0
3 years ago
No matter how much water a human drinks, the kidneys are always regulating various aspects of the blood, including _____________
Snowcat [4.5K]

The answers are I, II and IV

No matter how much water a human drinks, the kidneys are always regulating various aspects of the blood, including the pH of the blood, the plasma concentration of iron ions and the plasma concentration of potassium ions.

 






3 0
3 years ago
Other questions:
  • Write briefly how oxygen gas is prepared in the industry​
    6·1 answer
  • Fill In The Blanks:
    5·1 answer
  • Element Y has two naturally occurring isotopes. The most dominant isotope has a mass of 114.3789 amu and a percent abundance of
    15·1 answer
  • Part a what is the concentration of k+ in 0.15 m of k2s? express your answer to one decimal place and include the appropriate un
    6·2 answers
  • Energy flows from colder objects to warmer objects. is it true or false?
    14·2 answers
  • Please Help!!! Will mark brainliest plus 30 points!!!
    5·1 answer
  • Which type of energy is the tree changing the light energy into?
    13·2 answers
  • The total number of electron pairs in a nitrogen molecules.is:<br> a) 2<br> b) 3<br> c) 5<br> d) 7​
    12·1 answer
  • 10.Using the below valency chart, write chemical formula for aluminum oxide and
    13·1 answer
  • Determine the empirical formula of a compound that was found to contain 6.412 g potassium, 2.292 g n, and 7.871 g o.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!