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alex41 [277]
3 years ago
10

Which best explains why their traits are similar to their parent's traits? Choose the answer that best matches your thinking. (A

cquired = to obtain or get) *
A. They inherited their traits from their parents.
B. Their traits are acquired, not inherited
C. Their traits are both acquired and inherited.
D. Their traits are neither inherited nor acquired; they come from nature.
Chemistry
2 answers:
AfilCa [17]3 years ago
7 0

Answer: A

Explanation:

Debora [2.8K]3 years ago
4 0
Answer A is correct.
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Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride gas. pcl3(g) + cl2(g) equilibrium reaction ar
vladimir1956 [14]

The question is incomplete, here is the complete question:

Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride gas:

PCl_3(g)+Cl_2(g)\rightleftharpoons PCl_5(g)

A gas vessel is charged with a mixture of PCl_3(g) and Cl_2(g), which is allowed to equilibriate at 450 K. At equilibrium the partial pressures of the three gases are p_{PCl_3(g)} = 0.126 atm , p_{Cl_2(g)} = 0.156 atm , and p_{PCl_5(g)} = 1.60 atm. What is the value of K_p at this temperature?

<u>Answer:</u> The K_p for the given reaction is 81.4

<u>Explanation:</u>

For the given chemical equation:

PCl_3(g)+Cl_2(g)\rightleftharpoons PCl_5(g)

The expression of K_p for above reaction follows:

K_p=\frac{p_{PCl_5}}{p_{Cl_2}\times p_{PCl_3}}

We are given:

p_{PCl_5}=1.60atm\\p_{PCl_3}=0.126atm\\p_{Cl_2}=0.156atm

Putting values in above equation, we get:

K_p=\frac{1.60}{0.156\times 0.126}\\\\K_p=81.4

Hence, the K_p for the given reaction is 81.4

8 0
3 years ago
Which substance is an electrolyte? A) O2 B) Xe C) C3H8 D) KNO3
mixer [17]
Answer:
            KNO₃ is an electrolyte.

Explanation:
                   Electrolyte is any specie which when dissolved in water produces a cation and anoin. Electrolytes has the ability to conduct electricity. In given options O₂, Xe and C₃H₈ are non electrolytes because they cannot dissociate into cation and an anion due to their covalent bonds or monoatomic nature. The dissociation of Potassium Nitrate is as follow,

                                       KNO₃    →   K⁺ ₍aq₎  +  NO₃⁻ ₍aq₎
6 0
4 years ago
During which change of state would the volume of a substance increase the most?
marin [14]
Your answer is D! Sublimation is a physical process in which solid states is converted to gaseous state. The volume of the substance increases and in this case, the increment in volume is the maximum.
4 0
3 years ago
Please help y’all I don’t understand
DedPeter [7]

Answer:

the last one

Explanation:

6 0
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A scale shows colors from red to purple with labels from the red end of 0, 1 gastric acid, 2 lemon juice, 3 orange juice, 4 toma
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Answer:

Gastric Acid?

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Acid seems like it would have more ph

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