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NeTakaya
3 years ago
9

What are the main components of the earths atmosphere?

Biology
1 answer:
netineya [11]3 years ago
3 0

Nitrogen — 78 percent.

Oxygen — 21 percent.

Argon — 0.93 percent.

Carbon dioxide — 0.04 percent.

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lozanna [386]
Its called a herbivore
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After fertilization, the ovule develops into a seed. can you match the parts of the ovule with the corresponding parts of the se
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After fertilization of the ovule, the megaspore develops into the food supply of the mature seed.
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8 0
3 years ago
HELP ASAP I WILL GIVE BRAINLIST!!! Read the given chemical reaction.
daser333 [38]

Answer:

4.2moles

Explanation:

"The answer to your question is 4.2 moles of H₂O

Explanation:

Data

moles of H₂O = ?

moles of C₂H₆ = 1.4

Balanced chemical reaction

2C₂H₆ + 7O₂ ⇒ 4CO₂ + 6H₂O

Process

To determine the moles of H₂O, use proportions and the coefficients of the balanced chemical reaction.

2 moles of C₂H₆ 6 moles of H₂O

1.4 moles of C₂H₆ x

x = (1.4 x 6) / 2

x = 8.4/2

x = 4.2 moles of H₂O"

3 0
3 years ago
Read 2 more answers
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Answer:

George Is correct.

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Explanation:

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3 years ago
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