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Alenkasestr [34]
2 years ago
9

In 1906, there was a small population of deer on the Kaibab Plateau. Because cows had overgrazed the food on the Kaibab Plateau,

the Forest Service decided to create a preserve on the Kaibab Plateau for the deer. In the preserve, the cows and the natural predators of the deer were removed. In 1920, the Forest Service discovered that the number of deer in the preserve was very large. By 1923, most of the deer were starving from a lack of food. Which statement best describes what happened on the Kaibab Plateau between 1906 and 1923? Overgrazing by cows caused the deer on the Kaibab Plateau to starve. The large growth and starvation of the deer population was an event of natural selection. With no natural predators to regulate the population, the deer population continued to grow. The growth of the deer population was slower than the growth of the food supply on the Plateau, causing starvation.
Chemistry
1 answer:
RideAnS [48]2 years ago
5 0

Answer: With no natural predators to regulate the population, the deer population continued to grow.

Explanation:

In 1906 a preserve was created for the deer. In creating this they drove both the cows as well as the deer's natural predators away. This meant that the deer population was no longer regulated by the predators hunting and eating them which led to an explosion in deer population.

The land which had been overgrazed at some point could not support this population and so the deer started starving because there simple wasn't enough food to support their population.

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Answer : The role of limiting reagent or reactant is important in a chemical reaction because it can help the chemist to predict that complete amount of reactant is consumed, as it is limiting the reaction, only required moles of products can get formed instead of the theoretical yield where the perfect amount is used.


In short, Limiting reactant in a chemical reaction is the substance that is totally consumed when the chemical reaction is found to be complete.

3 0
2 years ago
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Roundup, an herbicide manufactured by Monsanto, has the formula C3H8NO5P. How many moles of molecules are there in a 669.1-g sam
Vedmedyk [2.9K]

Answer:

2.4 ×10^24 molecules of the herbicide.

Explanation:

We must first obtain the molar mass of the compound as follows;

C3H8NO5P= [3(12) + 8(1) + 14 +5(16) +31] = [36 + 8 + 14 + 80 + 31]= 169 gmol-1

We know that one mole of a compound contains the Avogadro's number of molecules.

Hence;

169 g of the herbicide contains 6.02×10^23 molecules

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7 0
2 years ago
Please help!!
Sati [7]

In a chemical reaction, the limiting reagent is the chemical being used up while the excess reactant is the chemical left after the reaction process.

Before calculating the limiting and excess reactant, it is important to balance the equation first by stoichiometry.

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Since the reaction is already balanced, we can now identify which is the limiting and excess reagent.

First, we need to determine the number of moles of each chemical in the equation. This is crucial for determining the limiting and excess reagent.

<span>Assuming that there is the same amount  of solution X for each reactant</span>

1.0 M NaOH ( X ) = 1.0 moles NaOH

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3 0
2 years ago
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What is the oxidation state of selenium in SeO3?​
ra1l [238]

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SeO3 is the chemical formula for selenium trioxide.

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