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omeli [17]
4 years ago
10

The greenish color of plant cells comes from

Chemistry
1 answer:
umka2103 [35]4 years ago
7 0
B-chloroplasts is the answer
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Keep an emergency kit and fresh water in your car in the event of _____.
Kay [80]

Answer:

pH= 12.7

Explanation:

a)Keep an emergency kit and fresh water in your car in the event of _an unexpected event.

b) pOH= -log[OH-]

pOH= -log[5.00×10^-2]

pOH= 1.3

But pH+pOH= 14

pH= 14-pOH= 14-1.3

pH= 12.7

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3 years ago
Which BEST describes how an experiment should be designed?
vova2212 [387]

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form a hypothesis.

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Which of the following phrases best describes the disposal method used for high-level nuclear waste?
m_a_m_a [10]

<u>Answer:</u>

The disposal method used for high-level nuclear waste Concentrate and contain

<u>Explanation:</u>

High intensity nuclear waste is an underlying issue for the world where the generated nuclear waste is one side very hazardous and on other side would help us  in many viable processes but the negative sides of a consequence  just outnumber the positive sides of the situation.

Concentrate and contain is a waste disposable method which enables the nuclear waste to be preserved and isolated and later be used when the time comes. Other methods would not be suggested because they could cause a huge amount of dangerous radioactivity in oceans which is often harmful for people.

8 0
3 years ago
What is the k expression for this reaction? plz help !
just olya [345]

Answer:

K = [HI]² / [H₂] [I₂]

Explanation:

To write the expression of equilibrium constant, K, it is important that we know how to obtain the equilibrium constant.

The equilibrium constant, K for a given reaction is simply defined as the ratio of the concentration of the products raised to their coefficient to the concentration of the reactants raised to their coefficient. Thus, the equilibrium constant is written as follow:

K = [Product] / [Reactant]

Now, we shall determine the equilibrium constant for the reaction given in the question above. This can be obtained as illustrated below:

H₂(g) + I₂(g) —> 2HI (g)

K = [HI]² / [H₂] [I₂]

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3 years ago
Who can help me with a few chemistry balancing equtions?
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<span>Who can help me with a few chemistry balancing equations? 
Me. Just show me the equations :)</span>
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