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
goldenfox [79]
3 years ago
13

HELP ASAP ITS URGENT FOR A GRADE

Chemistry
2 answers:
tangare [24]3 years ago
7 0

Answer:

the answer is b. energy from sun

Soloha48 [4]3 years ago
5 0

Answer:

energy from the sun

Explanation:

This is the answer because heat energy plus air and water is needed for photsynthesis.

You might be interested in
2.<br> Why does<br> a chemical equation<br> need to<br> be balanced?
arlik [135]

<em>Answer:</em>

<em>Chemical equations must be balanced to satisfy the law of conservation of matter, that states that matter cannot be produced or destroyed in a closed system. The law of conservation of mass governs the balancing of a chemical equation.</em>

Explanation:

7 0
3 years ago
The __________________ of a solution tells how many moles of solute are present per liter.
Stels [109]

Answer:

The MOLARITY of a solution tells how many moles of solute are present per liter

Explanation:

Molarity is a sort of concentration.

It is written as M (mol/L)

5 0
3 years ago
Read 2 more answers
You are on vacation with your family up in the mountains. Your friend is on vacation near the equator by the ocean. Explain whic
Kay [80]

Answer:

it would be colder on the mountains becouse there is less air up there and it would be a lot more humid down by the ocean

Explanation:

3 0
2 years ago
When 10g of calcium carbonate is heated,4.4g of carbon dioxide escape out. The amount of residue left is:
Maslowich
The dissociation of calcium carbonate, CaCO3, to simpler compounds can be expressed as,
                        CaCO3 --> CaO + CO2
The precipitate is CaO and its amount is calculated through the difference which will give us the answer of 5.6 g. 
8 0
3 years ago
Huge loops of plasma erupting from the sun are called.
olasank [31]

Answer:

magnetic Flux ropes

Explanation:

Magnetic flux ropes (also known as coronal loops and solar prominences) sit on the surface of the sun, with matter and energy flowing through them, for hours or days.

5 0
2 years ago
Other questions:
  • Draw all the structural isomers for the molecular formula c4h9br. Be careful not to draw any structures by crossing one line ove
    9·1 answer
  • What occurs only on the surface of the substance
    11·1 answer
  • It is relatively easy to change the temperature of a substance that:_______
    10·1 answer
  • Is using gasoline to drive a chemical or physical
    7·1 answer
  • How do you perform calculations relating to isotopes. describe please
    7·1 answer
  • Select the correct answer.
    14·1 answer
  • Samuel adds a teaspoon of salt to a glass of water. He notices that the song disappears. Samuel takes a sip to discover that the
    14·1 answer
  • The volume of a gas is decreased from 100 liters at 173.0°C to 50 liters at a constant pressure. After the decrease in volume, w
    10·1 answer
  • Simple distillation experiment lab report
    10·1 answer
  • 1) A book is pushed and released and it slides across a table for a short distance The book quickly comes to a stop. The book or
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!