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Nady [450]
3 years ago
9

A lack of diversity in a population could possibly cause (2 points)

Chemistry
2 answers:
Natasha_Volkova [10]3 years ago
3 0

The answer is C, Extinction.

If there was no diversity then a single sickness could wipe out a whole population, but if the population was more varied theres a higher chance someone is more resistant to the sickness and could carry on the species life

eduard3 years ago
3 0
C is the answer I believe
You might be interested in
A vessel contained N2, Ar, He, and Ne. The total pressure in the vessel was 987 torr. The partial pressures of nitrogen, argon,
xz_007 [3.2K]

Answer:

The partial pressure of neon in the vessel was 239 torr.

Explanation:

In all cases involving gas mixtures, the total gas pressure is related to the partial pressures, that is, the pressures of the individual gaseous components of the mixture. Put simply, the partial pressure of a gas is the pressure it exerts on a mixture of gases.

Dalton's law states that the total pressure of a mixture of gases is equal to the sum of the pressures that each gas would exert if it were alone. Then:

PT= P1 + P2 + P3 + P4…+ Pn

where n is the amount of gases present in the mixture.

In this case:

PT=PN₂ + PAr + PHe + PNe

where:

  • PT= 987 torr
  • PN₂= 44 torr
  • PAr= 486 torr
  • PHe= 218 torr
  • PNe= ?

Replacing:

987 torr= 44 torr + 486 torr + 218 torr + PNe

Solving:

987 torr= 748 torr + PNe

PNe= 987 torr - 748 torr

PNe= 239 torr

<u><em>The partial pressure of neon in the vessel was 239 torr.</em></u>

4 0
3 years ago
2. A sample of iron has the dimensions of 2.0 cm x 3.0 cm x
zepelin [54]
Just do it and believe in you self come on man you got it
8 0
3 years ago
Read 2 more answers
How many grams of lithium are in 6.02*10^21 atoms
valentinak56 [21]

the answer is 0.0693769. 6.02x10^21 x6.94/ 6.022x10^23 is the formua you would use.

7 0
4 years ago
What’s the anwser ????????????????????
nevsk [136]

The oxidation state of N changes from +2 to 0 while that of C changed from +2 to +4.

<h3>Oxidation and reduction</h3>

Oxidation is defined as an increase in oxidation number of the addition of oxygen while reduction is a decrease in oxidation number or removal of oxygen.

In the reaction shown by the equation, the oxidation number of N in NO changed from +2 to 0 in N_2 while that of C in CO changed from +2 to +4 in CO_2.

Thus, NO is acting as the oxidizing agent while CO is acting is the reducing agent.

More on oxidation and reduction can be found here: brainly.com/question/13699873

#SPJ1

4 0
2 years ago
Read 2 more answers
How many grams of hydrogen are produced from the reaction of 8.50 moles of zinc with an excess of hydrochloric acid?
ohaa [14]

Answer:

17.136 g H2

Explanation:

First we need to convert moles of Zinc to moles of Hydrogen in order to find out how many moles of hydrogen are produced.

When we look at our balanced equation, we can see that for every mole of Zn reacting, there is 1 mol of H2 produced.  (imagine a 1 in front of the elements that have no numbers in front of them)

8.5 mol Zn * \frac{1 mol H_{2} }{1 mol Zn} = 8.5 mol H2

Now we will convert from moles of Hydrogen to grams

The atomic mass of H2 is 2(1.008) g/1 mol... so we will use this to convert to the number of grams of Hydrogen produced..

8.5 mol H2 * \frac{2(1.008)grams H2}{1 mol H2}  = 17.136 g H2

7 0
3 years ago
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