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navik [9.2K]
4 years ago
7

Two equivalents of molecular halogen will react with and add to an alkyne. Complete the mechanism and draw the organic product.

Include all lone pairs and nonzero formal charges.

Chemistry
1 answer:
Katarina [22]4 years ago
6 0

Answer:

The drawing of the mechanism and the organic product is shown below.

Explanation:

Alkynes react with bromine to form a dihaloalkene (with an equivalent of the halogen) or a tetrahaloalkane derivative (with two equivalents of the halogen), which is this case. The triple bond adds two halogen molecules as shown in the drawing, an anti addition occurring.

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During the process of photosynthesis, cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen. Then, via respiration processes, cells use oxygen and glucose to synthesize energy-rich carrier molecules, such as ATP, and carbon dioxide is produced as a waste product

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People should be more concerned about the global water budget than the local water budget.
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True because you shouldn’t be selfish and share with the world
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3 years ago
A particular sample of pantothenic acid, a B vitamin, gives off 72.6 mL of nitrogen gas at 23 degrees c and 795 torr. What is th
disa [49]

Answer:

70.04 mL.

Explanation:

We can use the general law of ideal gas: V = nRT.

where, P is the pressure of the gas in atm.

V is the volume of the gas in L.

n is the no. of moles of the gas in mol.

R is the general gas constant,

T is the temperature of the gas in K.  

If n is constant, and have two different values of V, P and T:

P₁V₁T₂ = P₂V₂T₁

P₁ = 795 torr, V₁ = 72.6 mL, T₁ = 23.0 °C + 273 = 296 K.

P₂ = 760 torr (standard pressure = 1 atm = 760 torr), V₂ = ??? mL,T₂ = 0.0 °C + 273 = 273 K (standard T).

∴ V₂ = P₁V₁T₂/P₂T₁ = (795 torr)(72.6 mL)(273 K)/(760 torr)(296 K) = 70.04 mL.

4 0
4 years ago
Identify the parts of the equation by dragging each label below to the correct arrow on the diagram. Drag the items on the left
Natalka [10]

The missing labels are:

  • CuCO₃(s), H₂SO₄(aq): reactants.
  • +: plus sign.
  • CuSO₄(aq), H₂O(l), CO₂(g): products.
  • (s): solid.
  • (aq): aqueous.
  • (l): liquid.
  • (g): gaseous.

<h3>What is a chemical equation?</h3>

It is a way to represent a chemical reaction.

Let's consider the following chemical equation.

CuCO₃(s) + H₂SO₄(aq) →  CuSO₄(aq) + H₂O(l) + CO₂(g)

The missing labels are:

  • CuCO₃(s), H₂SO₄(aq): reactants. They are on the left side of the equation.
  • +: plus sign. It separates substances.
  • CuSO₄(aq), H₂O(l), CO₂(g): products. They are on the right side of the equation.
  • (s): solid.
  • (aq): aqueous.
  • (l): liquid.
  • (g): gaseous.

Learn more about chemical equations here: brainly.com/question/26227625

#SPJ1

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2 years ago
11.
jolli1 [7]

Answer:

Number of protons and neutrons

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