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zvonat [6]
3 years ago
15

In a chemical reaction Adams are created or destroyed true or false

Social Studies
1 answer:
Kay [80]3 years ago
3 0
False.
No atoms are created or destroyed.
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While working the evening shift, Officer Kay took 8 hours to complete a task at her work station and Officer Ming took 10 hours
Marina CMI [18]

Answer: Approximately 4 hours and 27 minutes.

Explanation: Let Officer Kay's hours be represented by 1/8

and Officer Ming's hours be represented by 1/10.

That means that Officer Kay completes 1/8 of the job in 1 hour and Officer Ming completes 1/10 of the job in 1 hour.

If they work together,

It would be 1/8 + 1/10 =

Finding the LCM of the denominator, which is 80,

Addition of 1/8 and 1/10 is 9/40.

Let T be the amount of time it takes the two of them to finish the job,

then 9/40 of the job x T (expressed in hours) has to equal 1 job.

So, (9/40) x T = 1,

therefore T = 40/9 = 4.444 or 4 and 4/9.

Converting 4.444 to hours and minutes, we have 4 hours 27 minutes.

This means it would take 4 and 4/9 hours (about 4 hours and 27 minutes) for Officers Kay and Ming to complete the task together.

8 0
3 years ago
Porque se celebra el dia de la mujer
kogti [31]
If you want it in english its because the Woman's Day is celebrated
4 0
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Lois has taken a natural hallucinogen that has physiological and psychological effects indistinguishable from LSD. However, she
Licemer1 [7]

Answer: True

Explanation:

Mescaline is the hallucinogen drug that produces effect of hallucination, anxiety, dreamy state, dizziness,headaches weakness, tremors,fears rapid heartbeat memory loss and other severe effect.This drug is prohibited in many parts of the world.

According to the question, as Lois is having headache and stomach due to consumption of natural hallucinating drug that similar to LSD , it indicates that she has taken mescaline

Thus, the given statement is true.

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3 years ago
Why did white settlers want Native Americans to be relocated to Indian Territory?
kotykmax [81]

Answer:

C) The land the Native Americans occupied was rich in minerals and was good for farming.

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B. A coffin; it’s the most logical
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