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
MissTica
3 years ago
8

when a piece of potassium metal is placed in water a violent reaction occurs. when copper metal is placed in water nothing happe

ns. Is this a physical or chemical property of the metal?
Chemistry
1 answer:
Kitty [74]3 years ago
5 0

Answer:

Chemical Reaction

Explanation:

Copper is a transitional metal, meaning it is much more stable chemically than potassium. Potassium is considered an Alkaline Earth metal meaning it is very unstable and reacts violently. I'm not sure how in depth you have to go but this is just the surface of the explanation.

You might be interested in
5.
olya-2409 [2.1K]
The answer is head-to-tail joining of monomers. Monomer used in condensation have  two functional groups that combine to form amide and ester linkages. When this reaction occurs, water molecules is removed and that is why it is called a condensation reaction.
8 0
3 years ago
Read 2 more answers
How many moles are in 9.25E24 formulas units of sodium acetate?
Lelu [443]

Answer:

<h2>15.37 moles</h2>

Explanation:

To find the number of moles in a substance given it's number of entities we use the formula

n =  \frac{N}{L} \\

where n is the number of moles

N is the number of entities

L is the Avogadro's constant which is

6.02 × 10²³ entities

From the question we have

n =  \frac{9.25 \times  {10}^{24} }{6.02 \times  {10}^{23} }  \\  = 15.365448...

We have the final answer as

<h3>15.37 moles</h3>

Hope this helps you

5 0
3 years ago
PLEASE HELP!!! ILL GIVE YOU BRAINLIEST!!!!
saul85 [17]

Answer:

A.

Explanation:

It would be A. because the question is asking how the harmful chemicals have an effect on the environment. This answer also proves that even though we don't mean to harm the environment it still happens because we are using these chemicals for things in our daily life.

8 0
3 years ago
The movement of food energy from one organism to another is called a...
vlabodo [156]
It is called a food chain
7 0
3 years ago
Read 2 more answers
When a strontium atom loses two electrons to form an Sr2+ ion, the electrons are lost from the
kherson [118]

Answer:When a strontium atom loses two electrons, it becomes a(n) cation with a charge of 2+. when any neutral atom loses an electron it becomes cation that is positively charged ions and an ion gets the charge according to the number of electrons loses.

you are very welcome but I may be inaccurate.

6 0
3 years ago
Other questions:
  • Alan's go-kart travels 1750 feet per minute, and Barry's go-kart travels 21 miles perhour. Who's go-kart travels faster?
    6·1 answer
  • How are lactic and alcoholic fermentation similar?
    13·1 answer
  • Write a question about how changing temperature affects a gas.
    15·2 answers
  • Which statement is not true regarding nuclear reactions? Alpha, beta, and gamma are types of radiation. Nuclear reactions involv
    13·1 answer
  • When two substances react to form a new material with different properties, a _______change has occurred.
    12·1 answer
  • An atom of gold has a mass of 3.271 X 10-22 g. How many atoms of gold are in 5.00 g of gold? (Give your answer in scientific not
    9·1 answer
  • Assume that the ratio of moles of Cl to moles of Cu are 2.39. If we can represent the formula by CuClx, what is the value for x?
    9·1 answer
  • How many significant figures are there in the measurement 0.0034 Kg?
    9·2 answers
  • What type of conspiracy did Apple take part in?
    5·2 answers
  • Unless otherwise instructed, you may use the periodic table in the Chemistry: Problems and Solutions
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!