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Flauer [41]
2 years ago
15

HELP ME OUT PLEASE!!!!!!!!

Chemistry
1 answer:
34kurt2 years ago
4 0

Answer:

49.979

Explanation:

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Consider the addition of HBr to 2-pentene. Indicate the re
lana [24]

Answer:

This addition reaction yields 3-BromoPentane and 2-BromoPentane.

Explanation: The reaction is an addition reaction that follows the Markonikoff's principle engaging the electrophillic addition mechnism with electrophile having no lone pair so rearrangement of carbonation is possible. It yields two possible products.

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What is the relationship between chemical equilibrium and the rates of forward and reverse reaction?
Nataly_w [17]

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c

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the rate of a forward process must be exactly balanced by the rate of the reverse process.

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How does density relate to the cold and warm air masses?
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Warmer  air   is   less  dense  than  cold air.As  air  warm  it  rises  while  the  cold  air  sink. Warmer  air  masses forces the  cooler  air to  move  which  causes  wind.  These  is  illustrated  when  you  open  a hot oven the  hotter  air  inside  the  oven  rises  into  cooler  air  outside  the  oven.
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2 years ago
How are the carbon, oxygen, and nitrogen cycles vital to sustaining life on Earth?. a.. Carbon, oxygen, and nitrogen are vital c
kumpel [21]

The correct answer is (D)


All the above are reasons the carbon , oxygen, and nitrogen cycles are vital to life on earth.


The explanation:


because :


1) Carbon, oxygen, and nitrogen are vital components of life on Earth.


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3)The carbon, oxygen, and nitrogen cycles are an important interface between biotic and abiotic factors


4) They are all biogeochemical cycles.


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What happens when water is added to quicklime? Write two observations.
Neporo4naja [7]

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1.Most metal oxides are insoluble in water but some of these (e.g. Na2O.

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