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choli [55]
3 years ago
8

Ype the correct answer in the box.

Chemistry
1 answer:
OLga [1]3 years ago
5 0

Explanation:

here is your answer. Hope it helps

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Time (sec) [CH4] (mol/L)
Oxana [17]

Based on the table and the equation of reaction; the

  • rate of consumption of oxygen between time 20 and 40s is 0.005 M/s
  • rate of consumption of oxygen between time 40 and 60s is 0.0025 M/s

<h3>What is rate of a reaction?</h3>

The rate of a reaction is the rate at which reactants molecules are consumed or products are formed.

  • Rate of reaction = change in concentration of reactants or products/ time taken

Based on the equation of reaction, the rate of consumption of oxygen is equal to the rate of consumption of methane.

Thus. rate of consumption of oxygen from time 20 seconds to time 60 seconds is calculated as follows:

Rate between 20 and 40 = 1.0 - 0.9/20

  • Rate of consumption of oxygen = 0.005 M/s

Rate between 40 and 60 = 0.9 - 0.85/20

  • Rate of consumption of oxygen = 0.0025 M/s

Therefore, the rate of consumption of oxygen decreases with time.

Learn more about rate of reaction at: brainly.com/question/25724512

8 0
3 years ago
Which part of this model represents a layer made of liquid rock that produces
chubhunter [2.5K]

Answer:the answers is C

Explanation:

I took the test

8 0
3 years ago
A student performs an experiment to determine the melting point of ice in order to investigate the strength of electrostatic for
andrezito [222]

Once the student has finished his experiment, additional steps he may take are to analyze the data gathered and draw a conclusion, then publish his findings to be seen by his peers (other students).

<h3 /><h3>What comes after the experiment?</h3>
  • Once an experiment is concluded, one must go over the data gathered.
  • By this, we mean to analyze the information obtained through the experiment.
  • This allows the student to draw a conclusion backed by evidence.
  • Once complete, it is wise to share and discuss the findings with peers.

Therefore, we can confirm that once the experiment is completed, the most common action that follows is to draw a conclusion based on the analysis of the data gathered during the experiment, then discuss the findings with peers.

To learn more about experiments visit:

brainly.com/question/9199868?referrer=searchResults

4 0
2 years ago
L need help u don't understand ​
maw [93]

the answer should be letter B because the killer whales eat the fish which makes the population decrease, but if there were no killer whales, the fish population would go up

4 0
3 years ago
Read 2 more answers
PLEASE HELP!!!
dmitriy555 [2]

Answer:

<h3>The answer is 2.90 L</h3>

Explanation:

In order to find the original pressure , we use the formula for Boyle's law which is

P_1V_1 = P_2V_2

where

P1 is the initial pressure

P2 is the final pressure

V1 is the initial volume

V2 is the final volume

Since we are finding the original volume

V_1 =  \frac{P_2V_2}{P_1}  \\

From the question

P1 = 250020 Pa

P2 = 120870 Pa

V2 = 6 L

We have

V_1 =  \frac{120870 \times 6}{250020}  =  \frac{725220}{250020}   \\  = 2.90064794...

We have the final answer as

<h3>2.90 L</h3>

Hope this helps you

5 0
4 years ago
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