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Mice21 [21]
3 years ago
7

Which shows an isomer of the molecule below?

Chemistry
2 answers:
AnnyKZ [126]3 years ago
8 0

Answer: C

Explanation:

Don’t trust the other person it’s not A

zhannawk [14.2K]3 years ago
4 0

*view photo for answer*

pay attention! the answer choices aren't always in the same order!

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Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming of natural
hoa [83]

<u>Answer:</u> The net chemical equation is given below.

<u>Explanation:</u>

To determine the net chemical equation, we will look into the intermediate steps:

<u>Step 1:</u> Formation of ammonia from hydrogen and nitrogen gas.

N_2(g)+3H_2(g)\rightarrow 2NH_3(g)        ......(1)

<u>Step 2:</u> Formation of nitric acid from ammonia and oxygen gas.

NH_3(g)+2O_2(g)\rightarrow HNO_3(g)+H_2O(g)      .....(2)

The net chemical equation for the formation of nitric acid from hydrogen gas, nitrogen gas and oxygen gas follows by adding both the equations, we get:

N_2(g)+2O_2(g)+3H_2(g)\rightarrow HNO_3(g)+H_2O(g)+NH_3(g)

By Stoichiometry of the reaction:

1 mole of hydrogen gas reacts with 2 moles of oxygen gas and 3 moles of hydrogen gas to produce 1 mole of nitric acid, 1 mole of water and 1 mole of ammonia.

Hence, the net chemical equation is given below.

4 0
3 years ago
Acetic acid is a weak acid with a pKa of 4.76. What is the concentration of acetic acid in a buffer solution of 0.2M at pH 4.9.
masya89 [10]

Answer:

0.084 M

Explanation:

Using the Henderson-Hasselbalch equation for a buffer ( a buffer is solution contain a weak acid and it conjugate base; the solution resist change in pH)

pH = pKa + log ( base/acid)

4.9 - 4.76 =log ( base / acid)

10^0.14 =  ( base / acid)

1.38 = (base / acid)

since there is 0.2 M in the buffer solution

the concentration of acid =  \frac{1}{(1+1.38)} × 0.2 = 0.084 M

6 0
3 years ago
What property is both physical and extensive?
Marianna [84]
The answer is volume, in gasses, volume depends on the matter, but in solids, volume can be measured.
5 0
3 years ago
What is the pH of a 4.5 x 10 M HI solution?
hoa [83]

Answer:

ik ppl sy no links but https://courses.lumenlearning.com/cheminter/chapter/the-ph-scale/

Explanation: it should help you

8 0
3 years ago
Matter can be measured in many ways for specific purposes which measurement depends on the force of gravity and is not a reliabl
dlinn [17]

Answer:True But matter can take up much space and is stronger than  density and gravity

Explanation: Gravity is like a force that just pull on objects now if you get down to the magnets well magnetism is the strongest force on earth that could be connected through the core

7 0
3 years ago
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