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
UkoKoshka [18]
3 years ago
9

g In photosystem II, after pigment molecules donate excited electrons to the reaction center, electrons are taken from ___ to re

place them. A. sugar B. water C. sunlight D. carbon dioxide
Chemistry
1 answer:
marysya [2.9K]3 years ago
7 0

Answer: B(water)

Explanation:

Photosystem II uses energy from light to extract electron from water molecule to fill the hole left as the energized electron passes up the chain.When the electrons are removed from the water molecules,the water molecule breaks down into oxygen gas,which bubbles away, and hydrogen ions,which are used to power ATP synthesis.

You might be interested in
Explain the first three steps of scientific inquiry
erastovalidia [21]
1. Observation-- making observations and taking notes about what you see, smell, hear, think, etc.
2. Question-- developing a question to test your observations.
3. Hypothesis-- creating an educated guess as to the answer of your question.
5 0
3 years ago
Which electromagnetic wave has the longest wavelength?
Vsevolod [243]
Radio waves has the longest wavelength
7 0
2 years ago
Read 2 more answers
The main reason that cs2 has a higher boiling point than co2 is that cs2
OlgaM077 [116]

Explanation:

Inspite of having similar intermolecular forces, CS2 has a higher boiling point than CO2, since it has a greater molar mass. The potential energy of molecules reduces until a certain level as they get closer to each other. Although the polarity of both CO2 and CS2 are cancelled because of their linear structure.

4 0
3 years ago
WHOEVER ANSWERS GETS BRAINLIEST!! (im not lying its facts)
storchak [24]

Answer:

The answer to your question is D. 25 grams.

4 0
2 years ago
Read 2 more answers
A particle that has a negative charge Electrons Protons Non-polarMolecule Neutrons
murzikaleks [220]
Electron 

 ~~~hope this helps~~~
~~have a beautiful day~~
           ~davatar~
7 0
3 years ago
Other questions:
  • How many grams of lithium are needed to produce 45.0g of lithium nitride?
    7·1 answer
  • What is the heat solution
    10·1 answer
  • How many electrons are found in a C and O2-, respectively?
    15·1 answer
  • A boy sets up a picnic on the beach next to a sand dune. how are sand dunes formed?
    11·1 answer
  • 3. Two people are playing tug of war. One person pulls to the right with 32 N of force. The other person pulls to the left with
    9·1 answer
  • What is skeleton?<br>Write any two function of skeleton .​
    14·1 answer
  • A goup of cells that work together to perform a specific function.
    13·1 answer
  • before you retire in the evening, you sit down for a snack of milk and cookies. when you waken in the morning, you discover a ca
    8·1 answer
  • Calcular las fracciones molares de los componentes de una disolución formada por: 250 g de agua, 50 g de ácido acético y 25 g de
    6·1 answer
  • Answer the question please
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!