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
eduard
3 years ago
5

How much carbon dioxide (CO2). Is in our atmosphere?

Chemistry
1 answer:
Brut [27]3 years ago
6 0

: Atmospheric Carbon Dioxide. The global average atmospheric carbon dioxide in 2017 was 405.0 parts per million (ppm for short), with a range of uncertainty of plus or minus 0.1 ppm. Carbon dioxide levels today are higher than at any point in at least the past 800,000 years.

You might be interested in
I give brainiest if u help <br> Need help with 1 and 2a
Alekssandra [29.7K]

Explanation:

fancy number to a delocalized electrons are electrons that move randomly throughout the metallic structure

6 0
3 years ago
Read 2 more answers
The total number of electrons in the outer shell of a sodium atom is?<br>A. 1<br>B.2<br>C.8<br>D.18​
mrs_skeptik [129]

Answer:

1

Explanation:

outershell atoms of an element are also known as valency of that element

so the valency and number of elctron in the outershell of a sodium atom is +1.

hope this will help

mark me as brilliant

7 0
3 years ago
In a boys hostel, 1206 eggs were bought for breakfast for the students. How many moles of eggs does this represent?
Evgen [1.6K]

Answer:

6.022×1023

Here, it has been asked how many eggs are in one mole of eggs. The eggs represent the unit which can be atom, ion or molecule. So by the definition of mole, 6.022×1023number of eggs are present in one mole of eggs.

8 0
2 years ago
What does the frequency of a wave represent? A. the distance between two consecutive crests B. the number of wave cycles that pa
zepelin [54]

The frequency of a wave represents B. the number of wave cycles that pass through a specific point within a given time.

The distance between two consecutive crests and the length of a wave are the <em>wavelength</em>.

The distance between the highest and lowest points of a wave is <em>twice the amplitude</em>.

6 0
3 years ago
Liquids and gases are matter because they take up space and have
Aneli [31]
Volume. Gases and liquids are typically measured in milliliters (mL) or cubic centimeters (cm^3) - both of which are equivalent (1 mL = 1 cm^3).
8 0
3 years ago
Other questions:
  • Where is the location of the non-metals on the periodic table​
    9·2 answers
  • How many valence electrons are in an atom of bromine?
    8·1 answer
  • Compounds are pure substances. What other substances are considered pure substances?
    15·1 answer
  • The mass of a nucleus is less than the total mass of it's nucleons. This difference in mass indicates that some of the mass has
    11·1 answer
  • What is the name for a triangle-shaped deposit of sand and soil at the mouth of some rivers
    8·1 answer
  • How do chemist control the speed of explosions?
    7·1 answer
  • 5 points<br> What do you think photosynthesis means ?
    7·1 answer
  • 1, If the “R” under the group title represent the elements in that group, then how any atoms of Na (sodium) will react with 1 at
    8·1 answer
  • How do secretions of apocrine glands differ from those of the eccrine sweat glands
    8·1 answer
  • How much heat is required to raise the temperature of 67.0 g of water from its melting point to its boiling point?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!