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slava [35]
4 years ago
6

describe the placement of the crucible lid on the crucible when heating the magnesium. Why is it important that this be done cor

rectly?
Chemistry
1 answer:
Andreas93 [3]4 years ago
7 0
What
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Hi I am Mary and I need help solving these questions ​
nikklg [1K]

Answer:

See explanation

Explanation:

  1. Li2Cl
  2. CH4
  3. Fl2O
  4. MgO

6 0
3 years ago
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
An electric kettle draws a current of 6.50 A while it is plugged into a 120-V
Umnica [9.8K]

Answer:

780 watts

Explanation:

formula to find power when given amps and voltage

P = A x V

=6.50a x 120V

= 780 W (watts)

7 0
3 years ago
Which compound has both ionic and covalent bonding? *
AlekseyPX

Answer:

Calcium carbonate

Explanation:

Ionic compounds that tend to have one or more polyatomic ions are the ones that tend to exhibit both ionic and covalent bonding. The only one that meets this is calcium carbonate.

7 0
3 years ago
An atom of sodium can transfer its one valence electron to an atom of
Jet001 [13]

Answer: O fluorine to complete the octet rule

that right

6 0
3 years ago
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