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Eva8 [605]
3 years ago
14

The enthalpy of formation for C6 H6 (I) is 49.0 kJ/mol. Consider the following reaction.

Chemistry
2 answers:
Alex_Xolod [135]3 years ago
7 0

Answer:

C, endothermic 49.0

Explanation:

saw5 [17]3 years ago
6 0

Answer:

The answer is C. endothermic

Explanation:

49.0 kj

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Acidic solutions contain high concentrations of
finlep [7]

Answer:

hydrogen ions

Explanation:

because acid is the specie that have ability to donate proton or forming bond with electron pair

6 0
3 years ago
12. Which one of the following is not true about the reaction of: CH3-
weqwewe [10]

Explanation:

CH₃CH₃ + Cl₂ → CH₃CH₂Cl + HCl

  • This reaction take place in the presence of light/UV rays. (i.e, photochemical reaction)
  • It's a Chlorination reaction because here there's addition of chlorine.
  • It's a substitution reaction because Cl substituted H from place and attach there.

Option which is NOT correct is

Option A (It's not an elimination reaction)

Therefore,

Option A is correct✔

7 0
3 years ago
Find the number of molecules in 27 grams of water
Aleks04 [339]

In this question we have given the gram of water and we know that 1 mole of water = 18 gram of water and 27 g of water contain 1.5 g of water 27 / 18 = 1.5 g

As we know that avogandro'S no is equal 6.022*1023

1.5g * 6.022*1023 = 9.0 * 1023 molecules present in each 27 g of water.

I hope you will understand better now if you like then comment below and tell me. Best of luck.

5 0
3 years ago
_______ collect the light from distant stars and separate that light into bands of different colors. This allows astronomers ide
olga2289 [7]
The answer to your question is A.
6 0
2 years ago
Read 2 more answers
Addition of water to an alkyne gives a keto‑enol tautomer product. Draw an enol that is in equilibrium with the given ketone
Marrrta [24]

Addition of water to an alkyne gives a keto‑enol tautomer product and that is the product changed into 2-pentanone, then the alkyne need to had been 1-pentyne. 2-pentyne might have given a combination of 2- and 3-pentanone.

<h3>What is the keto-enol means in tautomer?</h3>

They carries a carbonyl bond even as enol implies the presence of a double bond and a hydroxyl group. The keto-enol tautomerization equilibrium is depending on stabilization elements of each the keto tautomer and the enol tautomer.

  1. The enol that could provide 2-pentanone might had been pent-1- en - 2 -ol. Because an equilibrium favors the ketone so greatly, equilibrium isn't an excellent description.
  2. If the ketone have been handled with bromine, little response might be visible because the enol content material might be too low.
  3. If a catalyst have been delivered, NaOH for example, then formation of the enolate of pent-1-en - 2 - ol might shape and react with bromine.
  4. This might finally provide a bromoform product. Under acidic conditions, the enol might desire formation of the greater substituted enol constant with alkene stability.

7 0
2 years ago
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