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
Savatey [412]
2 years ago
15

Coal is burned in the atmosphere to release energy. Which gas is needed for burning to take place?

Chemistry
1 answer:
irga5000 [103]2 years ago
3 0

Answer:

Oxygen gas is needed for burning to take place.

Explanation:

I don't say you have to mark my ans as brainliest but if it has really helped you plz don't forget to thank me...

You might be interested in
The backbone in a nucleic acids strand is called:
Nina [5.8K]

Answer: Option (c) is the correct answer.

Explanation:

Backbone in a nucleic acids strand is made up of sugar molecules attached with phosphodiester bond.

This sugar-phosphate linkage helps in joining of nucleotides in a DNA sequence. Due to this backbone structural framework of nucleotides is formed. In DNA, the sugar is deoxyribose.  

Thus, we can conclude that the backbone in a nucleic acids strand is called sugar backbone.

4 0
3 years ago
Suppose that 273 of a substance displaces 26ml of water what is the substance
Llana [10]
273g/25 mL = 10.92 (that's the density)
What has a density of 10.92 grams/mL?  I don't know but I bet it's in your notes or on the worksheet.
3 0
3 years ago
Sulfur oxides Carbon monoxides Chlorofluorocarbons (CFCs)Nitrates are responsible for the hole in the ozone layer.
svp [43]
The best answer for the question above would be the chloroflourocarbons or the CFCs. These chloroflourocarbons or CFCs are the ones responsible for the depletion of the ozone - which leads to leaving a hole in its layer. These gases eat out the ozone layer and allows harmful UV rays of the sun to come in the Earth.
7 0
3 years ago
The electron configuration of an element is 1s2 2s2 2p1. How many valance electrons does the element have. 1,2,3 or 4
kotykmax [81]

Answer:

3

Explanation:

5 0
3 years ago
Read 2 more answers
Among the intermolecular forces,which forces are typically the weakest
nekit [7.7K]

Answer:

The London dispersion force is the weakest intermolecular force. The London dispersion force is a temporary attractive force that results when the electrons in two adjacent atoms occupy positions that make the atoms form temporary dipoles.

8 0
2 years ago
Other questions:
  • 6p, 6q, 6r, and 6s are like terms. true false user: -8 is a term. true false
    13·2 answers
  • Which of these would be easily soluble in water?<br> a. salt<br> b. oil<br> c. aluminum foil
    13·2 answers
  • Hot Topics: Animal Welfare - Worksheet
    13·1 answer
  • Calculate the number of milliliters of 0.587 M NaOH required to precipitate all of the Ni2+ ions in 163 mL of 0.445 M NiBr2 solu
    9·1 answer
  • Balance the chemical equation below using the smallest possible whole number stoichiometric coefficients NH3(g) + O2(g) + CH4(g)
    13·1 answer
  • Is it ethical be developing drugs for food addiction
    14·1 answer
  • Only valence electrons can be shared stolen or given away<br><br> True <br><br> False
    10·2 answers
  • How to equally balance CH4 + O2 → H2O + CO2 (Please show work)
    14·2 answers
  • Balance each of these equations.
    12·1 answer
  • Emma strikes a match and sets some logs on fire. As the fire burns, which two forms of energy are released?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!