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Zepler [3.9K]
4 years ago
5

There are 3 types of polar bears: ones with thick coats, ones with thin coats and ones with medium coats. It is fall, soon to be

winter. The temperatures are dropping rapidly and the bears must be kept warm, or they will freeze to death. Many of the bears have had 4 cubs each but due to the extreme cold temperatures, some mothers only have 2 cubs left. What process is this an example of?
Chemistry
1 answer:
Monica [59]4 years ago
3 0

Answer:

Natural Selection.

Explanation:

This process is an example of natural selection. You may know it as "survival of the fittest." This means that the organisms with the best traits for surviving will survive, while the others will unfortunately die off. However, this is good for a species because it means that the future offspring will likely become more and more adapted to their habitats and the world around them!

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The _____ has an oxygen atom single-bonded to hydrogen and single-bonded to a carbon-containing group.
Andrew [12]

The alcohol has an oxygen atom single-bonded to hydrogen and single-bonded to a carbon-containing group.

<h3>What is alcohol? </h3>

Alcohol is defined as the organic compound which is derived from an hydrocarbon by replacing one hydrogen by hydroxyl group(—OH).

The general formula of alcohol is ROH.

where, R is the alkyl group.

The first member of alcohol is ethanol.

<h3>Physical properties of alcohol</h3>
  • Alcohols are colourless.
  • They give a sweet smell except for glycerol and few lower alcohols.
  • They are flammable and produce a blue flame on burning.
  • They don't produce any kind of smoke while burning.
  • Alcohol are liquid at room temperature.

Thus, alcohol is an organic compound which contain an oxygen atom which is single-bonded to hydrogen and single-bonded to a carbon-containing group.

learn more about alcohol:

brainly.com/question/22875792

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6 0
2 years ago
What happens to the actin and myosin during a muscle contraction
siniylev [52]

Answer:

actin and myosin are examples of the motile protein, meaning it allows the cells and cellular activities to move around.

Explanation:

5 0
3 years ago
Why do scientists use scientific notation to represent very small and large numbers?
sergij07 [2.7K]

Answer:

to simplify the number by using fewer digits

Explanation:

6 0
3 years ago
How many L of 3.0 M H2SO4 solution can be prepared by using 100.0 mL OF 18 M H2SO4?
max2010maxim [7]

Answer: A volume of 600 mL of 3.0 M H_{2}SO_{4} solution can be prepared by using 100.0 mL OF 18 M H_{2}SO_{4}.

Explanation:

Given: V_{1} = ?,        M_{1} = 3.0 M\\

V_{2} = 100.0 mL,       M_{2} = 18 M

Formula used to calculate the volume is as follows.

M_{1}V_{1} = M_{2}V_{2}

Substitute the values into above formula as follows.

M_{1}V_{1} = M_{2}V_{2}\\3.0 M \times V_{1} = 18 M \times 100.0 mL\\V_{1} = \frac{18 M \times 100.0 mL}{3.0M}\\= 600 mL

Thus, we can conclude that a volume of 600 mL of 3.0 M H_{2}SO_{4} solution can be prepared by using 100.0 mL OF 18 M H_{2}SO_{4}.

6 0
3 years ago
What is the name of 2NaI?
pishuonlain [190]
<span>The name of 2Nal is Sodium Iodide. It is an ionic compound used to treat iodine deficiency. It is used as a nutritional supplement in salt form. Sodium iodide can also be used for conversion of an alkyl chlorides into an alkyl iodides. Some types of Sodium Iodide can be use din the treatment of thyroid cancer and hyperthyroidism .</span>
7 0
3 years ago
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