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solong [7]
2 years ago
7

PLEASE HELP ME THIS IS TWENTY POINTS

Chemistry
1 answer:
Komok [63]2 years ago
5 0

Answer:

69 grams, as SO2 is interacting with the burning of coal

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Consider the combustion of octane (C8H18)
sesenic [268]
The balanced equation for the above reaction is as follows;
2C₈H₁₈ + 25O₂ --->  16CO₂  + 18H₂O
stoichiometry of octane to CO₂ is 2:16
number of C₈H₁₈ moles reacted - 191.6 g / 114 g/mol = 1.68 mol
when 2 mol of octane reacts it forms 16 mol of CO₂
therefore when 1.68 mol of octane reacts - it forms 16/2 x 1.68 = 13.45 mol of CO₂
number of CO₂ moles formed - 13.45 mol
therefore mass of CO₂ formed - 13.45 mol x 44 g/mol = 591.8 g
 mass of CO₂ formed is 591.8 g
3 0
3 years ago
Sodium hydroxide is classified as a strong base in water. This means that it produces no hydroxide ions. 100% of the maximum num
mr Goodwill [35]

Answer:

Hi

Sodium Hydroxide is a strong base, it dissolves easily in water producing a large amount of calories and completely dissolving in its ions, to give hydroxide ions, as seen in the reaction:

NaOH(ac)  ⇒ Na+(ac) + OH-(ac)

In the presence of ambient humidity, sodium hydroxide reacts with carbon dioxide to generate sodium carbonate. The gradual hydration generates six different hydrates: NaOH.H2O, NaOH.2H2O, NaOH.3.5H2O, NaOH.4H2O, NaOH.5H2O, NaOH.7H2O. Its great affinity for water causes a reduction in water vapor pressure and for that reason it is a very good drying agent.

Explanation:

8 0
3 years ago
Read 2 more answers
The sun's motion across the sky is caused by _____.
inn [45]
The earths rotation. The earth rotates and as it rotates, the sun moves across the sky

5 0
3 years ago
Whitch unit is not a measurement of volume
joja [24]

Answer:

I cant really explain what you cant use but you use cubic centimeters, cubic meters, or liters.

Explanation:

Remember the volume is how much space something takes up, and the only way to identify the volume is by using something you can convert into something else, like centimeters into cubic meters (100 cm³ is equal to 1 m³), and liters (same thing, but in liquid form.)

8 0
3 years ago
A _____________reaction mechanism involves loss of a leaving group, formation of a ________ followed by the removal of a proton
Molodets [167]

Answer:

The correct answer is Option C (E1) and Option B (carbocation).

Explanation:

  • Intramolecular immunity idols are considered as that of the formation mechanism with E1 responses or reactivity.
  • Reactants with E1 were indeed obligations of both parties, meaning that an E1 reaction was conducted thru all the two stages known as ionization but rather deprotonation. Involves the absence of either an aromatic ring, a carbocation has been generated throughout the ionization solution.

Some other possibilities offered aren't relevant to the procedure outlined. So the above alternative is accurate.

7 0
3 years ago
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