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
Pie
4 years ago
14

Why do silver accessories turn black when exposed to air?

Chemistry
1 answer:
beks73 [17]4 years ago
3 0

Answer:

Silver becomes black because of hydrogen sulfide (sulfur), a substance that occurs in the air. When silver comes into contact with it, a chemical reaction takes place and a black layer is formed. ... The oxidation of silver jewelry is a sign that it is really silv

You might be interested in
7. Which particle diagram represents a mixture of three substances?"<br> Which option?
kozerog [31]

The particle diagram that represents a mixture of three substances is seen in Option 2.

A particle is a small portion of a matter that has both physical and chemical properties.

In inorganic chemistry, a substance refers to a form of matter ( usually particles) that can not be separated by ordinary physical means but by a chemical process.

It can either be:

  • an element or a compound.

From the information given, we have:

  • an atom of one element
  • an atom of a different element

Option 1, 3, and 4 show a particle diagram representing a mixture of only two substances but Only Option 2 shows a particle diagram representing a mixture of three substances.

Therefore, we can conclude that the particle diagram that represents a mixture of three substances is seen in Option 2.

Learn more about substances here:

brainly.com/question/24372098?referrer=searchResults

8 0
3 years ago
Which is the correct SI system to use to measuring the mass of a boulder
alina1380 [7]

The correct SI system to use the measuring the mass of a boulder is Kilograms.

7 0
3 years ago
What does biodiversity mean?
kobusy [5.1K]

Answer:

Having as wide a range of organisms as possible.

Hope it helps! :)

7 0
3 years ago
Read 2 more answers
14. Apply Concepts Write the correct chemical
tatiyna
Lithium:(hdhfhdhuudhhdhdhf dhcudhhfhdhfh
7 0
3 years ago
Which is the most to least soluble: NH3, NBr3, N2​
Rom4ik [11]

Answer: https://quizlet.com/368481219/chem-2052-1-flash-cards/

I hope this helps! if not contact me for more help

8 0
3 years ago
Other questions:
  • What conclusion can be drawn about the heat of vaporization of ethanol from the heating curve? A) The potential energy of the et
    6·2 answers
  • Explain how elements are arranged on the periodic table. What does the table tell you when you read it like sentences in a book
    13·2 answers
  • What happens to solubility when the solute is crushed before adding to water
    9·1 answer
  • Sodium carbonate can be made by heating sodium bicarbonate: 2NaHCO3(s) → Na2CO3(s) + CO2(g) + H2O(g) At 25°C, for this reaction,
    13·1 answer
  • A fecl3 solution is 0.175 m. How many ml of a 0.175 m fecl3 solution are needed to make 450. Ml of a solution that is 0.300 m in
    10·1 answer
  • How much heat in kilojoules is evolved in converting 2.00 mol of steam at 150 ∘C to ice at -55.0 ∘C? The heat capacity of steam
    14·1 answer
  • What volume is occupied by 8.67 grams of methane gas at STP?
    13·1 answer
  • If the volume of 0.100M HCl delivered to 10.0mL of NaOH is 12.0mL the NaOH concentration is
    12·1 answer
  • What is the elevation of point B on the map above?
    10·1 answer
  • What sea animals have moveable spines that they use for protection
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!