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
Zielflug [23.3K]
3 years ago
5

What causes damage to the ozone layer?

Chemistry
2 answers:
hoa [83]3 years ago
8 0

The right answer is chlorofluorocarbons (CFCs).

A good aerosol propellant must be odorless, colorless and non-flammable. CFCs, chlorofluorocarbons, have been used for many years. Unfortunately, they would have actively participated in the destruction of the ozone layer. Their use was banned in 1985 by the Montreal Protocol. Other often flammable substitutes (for example butane or propane) have been found.

ryzh [129]3 years ago
3 0
<span>Chlorofluorocarbons (CFCs) can damage the ozone layer.</span>
You might be interested in
Suppose you combine two substances but no chemical reaction occurs. Which of the following best describes the result?
FromTheMoon [43]
What best describes the result is a mixture
7 0
3 years ago
If an ultraviolet photon has a wavelength of 77.8 nm calculate the energy of one mole ultraviolet photon.
DerKrebs [107]

Answer:

Explanation:

E = (hc)/(λ)

E = (6.624x10^(-27))Js x ((3×10^8)ms^(-1)) /

(77.8x10^(-9)m)

E = 2.55 x 10^(-11) J

7 0
3 years ago
Branches are thrown into a wood chipper and mulch is created. Chemical change or physical change?
murzikaleks [220]

Answer:

it's a physical change

Explanation:

there there was no burning it was grabbing and just cutting

5 0
3 years ago
How do I solve the following word problem: The half-life of Phosphorus - 32 is 14.3 days. It is used to study a plant's use of f
BaLLatris [955]

Half life is the time that it takes for half of the original value of some amount of a radioactive element to decay.

We have the following equation representing the half-life decay:

A=A_o\times2^{(-\frac{t}{t_{half}})_{}_{}}

A is the resulting amount after t time

Ao is the initial amount = 50 mg

t= Elapsed time

t half is the half-life of the substance = 14.3 days

We replace the know values into the equation to have an exponential decay function for a 50mg sample

A=\text{ 50 }\times2^{\frac{-t}{14.3}}

That would be the answer for a)

To know the P-32 remaining after 84 days we have to replace this value in the equation:

\begin{gathered} A=\text{ 50 }\times2^{\frac{-84}{14.3}} \\ A=0.85\text{ mg} \end{gathered}

So, after 84 days the P-32 remaining will be 0.85 mg

4 0
1 year ago
If a combination reaction takes place between potassium and chlorine what is the product
zepelin [54]
It would be potassium chloride or kcl
4 0
4 years ago
Other questions:
  • What is A for ClO3, the<br> chlorate ion?
    10·1 answer
  • What substances are used up during photosynthesis
    7·1 answer
  • Acetic acid is an example of __________.
    10·2 answers
  • Study the topographic map.
    10·2 answers
  • Is a shrimp an arachnid?
    11·1 answer
  • Enid claims that two concentrated solutions will have a lower reaction rate
    11·2 answers
  • CaF2 + (NH4)2O --&gt; 2 NH4F + CaO How many grams of NH4F can be formed from 34.6 grams of CaF2? (AKS 4f)
    15·1 answer
  • In which cell organelle does photosynthesis take place?
    13·1 answer
  • Which properties of glass are a promblem in transporting food and drink?​
    14·2 answers
  • for the following reaction how many grams of h20 will be produced if you react 3.7 grams of B2H6? B2h6 +3O2-2hbo2+ 2 H20
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!