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Nana76 [90]
3 years ago
9

PLEASE HELP WILL GIVE BRANLIEST!!!!!!

Chemistry
1 answer:
Tanzania [10]3 years ago
8 0

Answer:

The peel

Explanation:

the liquid cant go through the peel

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How does the uneven hearing of earth cause convection currents to form?<br> PLEASE ANSWER:)
igor_vitrenko [27]

Answer:

Because of the tilt of Earth on its axis, Earth's surface and atmosphere are unevenly heated by the Sun. Convection currents form in the atmosphere as warmer air rises and cooler air sinks.

3 0
3 years ago
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What 2 chemicals react together during photosynthesis
Nitella [24]

Answer:

The photosynthesis chemical equation states that the reactants (carbon dioxide, water and sunlight), yield two products, glucose and oxygen gas. The single chemical equation represents the overall process of photosynthesis.

Explanation:

Definition: the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.

Hope this helps!

Can I get brainliest?

5 0
4 years ago
A mixture of He, Ne, and N2 gases has a pressure of 1.943 atm. If the pressures of He and Ne are 0.137 atm and 0.566 atm, respec
Ad libitum [116K]

Answer:

The parcial pressure of N₂ in the mixture is 1.24 atm.

Explanation:

The pressure exerted by a particular gas in a mixture is known as its partial pressure. So, Dalton's law states that the total pressure of a gas mixture is equal to the sum of the pressures that each gas would exert if it were alone:

PT = PA + PB

This relationship is due to the assumption that there are no attractive forces between the gases.

In this case:

PT=PHe + PNe + PN₂

You know:

  • PT= 1.943 atm
  • PHe= 0.137 atm
  • PNe= 0.566 atm
  • PN₂= ?

Replacing:

1.943 atm= 0.137 atm + 0.566 atm + PN₂

Solving:

1.943 atm= 0.703 atm + PN₂

1.943 atm - 0.703 atm= PN₂

1.24 atm= PN₂

<u><em>The parcial pressure of N₂ in the mixture is 1.24 atm.</em></u>

4 0
3 years ago
What are some pros and cons of endoskeletons and exoskeletons
xenn [34]
Endoskeleton
Pros: bones do not get broken so easily
If bones broken, can heal more quick since they are inside with good blood and nutrient supply

Cons: flesh can easily get damage
no shedding of endoskeletons, so no new skeleton cannot if injuried.

Change those up for exoskeletons.. pros for cons and cons for pros
3 0
3 years ago
Read 2 more answers
Calculate the number of C, H, and O atoms in 1.75 g of squaric acid
strojnjashka [21]
As far as I remember, the needed formula for squaric acid is C4H2O4.
According to this one mole should be  114.06 g., which means we have <span>0.015mol of this acid.
Then we can  easly calculate : </span><span>4(0.015) = 0.06 mol for both for Carbon and Oxygen and </span><span>0.03 mol of Hydrogen.
</span><span>To get more clear answer, we multiply by avogadros : 
</span><span>6.022 x 10^23. Hope everything is clear! regards</span>
4 0
3 years ago
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