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statuscvo [17]
2 years ago
9

Q3.4. complex i transfers electrons to q (coenzyme q) in one of the reactions in the electron transport chain. which molecule is

reduced and which is oxidized in this reaction?
Chemistry
1 answer:
xenn [34]2 years ago
5 0
A small molecular in reaction to electron
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The question is on the pic, thanks :)
Inessa05 [86]
It’s the BOA not the dog or kangaroo
8 0
1 year ago
Brooke decides to model a lunar eclipse. She attaches a large poster of the Sun to her wall to represent the Sun. She then decid
koban [17]

Answer:

its D

Explanation:

7 0
1 year ago
The ksp of zinc carbonate (znco3 is 1.0 × 10–10. what is the solubility concentration of carbonate ions in a saturated solution
Trava [24]
Ksp - solubility product constant is equivalent to equilibrium constant, except this constant is used to determine the solubility of ions of a solid in a solution. 
ksp is the product of the soluble ions in the compound. Higher the ksp value, higher the degree of solubility.
ZnCO₃ (s) ---> Zn²⁺ (aq) +  CO₃²⁻ (aq)
                         n            n
ksp = [Zn²⁺][CO₃²⁻]
In the equation equal amounts of ions Zn²⁺ and CO₃²⁻ ions are soluble. 
amount of ions soluble = n
ksp is therefore equal to;
ksp = n x n
ksp = n²
ksp = 1 * 10⁻¹⁰ M
therefore 
1 * 10⁻¹⁰ M = n²
n = 1 x 10⁻⁵ M
therefore concentration of CO₃²⁻ = 1 x 10⁻⁵ M
7 0
2 years ago
Read 2 more answers
Acetaldehyde decomposes at 750 K: CH3CHO → CO + CH4. The reaction is first order in acetaldehyde and the half-life of the reacti
Degger [83]

Answer:

k = 1.3 x 10⁻³ s⁻¹

Explanation:

For a first order reaction the integrated rate law is

Ln [A]t/[A]₀ = - kt

where [A] are the concentrations of acetaldehyde in this case, t is the time and k is the rate constant.

We are given the half life for the concentration of acetaldehyde to fall to one half its original value, thus

Ln [A]t/[A]₀ = Ln 1/2[A]₀/[A]₀= Ln 1/2 = - kt

- 0.693 = - k(530s) ⇒ k = 1.3 x 10⁻³ s⁻¹

4 0
2 years ago
1. Elisa feels tired because she has a condition that affects whether the right molecules are getting to her cells. If her body
Liono4ka [1.6K]

Answer:

Her oxygen would be traveling throughout her body and carbon dioxide will be released every time she breathes out. The oxygen will come in through the respiratory system which is a body system that helps you breathe with lungs, which then delivers the oxygen molecules to other organs and body systems. Oxygen will go through the circulatory system and circle around until the some oxygen goes in the cells or the stored glucose. Then some Oxygen molecules go into the cells and make energy with Glucose. She would have higher glucose/ healthy sugar to be considered healthy. But if she was healthy she would have glucose in her digestive system( where the food goes when you swallow it some of the parts are the stomach and intestines both small and large) which will be transferred to the circulatory system then it will circle around the system

Explanation:

4 0
2 years ago
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