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PtichkaEL
1 month ago
14

Solid aluminum hydroxide reacts with a solution of hydrobromic acid. write a balanced molecular equation and a balanced net ioni

c equation, including the states of each species.
Chemistry
2 answers:
KiRa [2.9K]1 month ago
6 0
The base aluminum hydroxide [Al(OH)₃] reacts with hydrobromic acid (HBr) to generate aluminum bromide (AlBr₃) and water (H₂O). The molecular equation that represents the interaction between Ba(OH₂) and HBr is: Al(OH)₃ (s) + 3HBr (aq) → AlBr₃ (aq) + 3H₂O (l). The total ionic equation is as follows: All aqueous solutions dissociate into their constituent ions. Since Al(OH)₃ is a solid, it remains unchanged in the solution. Thus: Al(OH)₃ (s) + 3H⁺ (aq) + 3Br⁻ (aq) → Al³⁺ (aq) + 3Br⁻ (aq) + 3 H2O (l). After eliminating the ions that appear on both sides, we derive the net ionic equation: Al(OH)₃ (s) + 3H⁺ (aq) → Al³⁺ (aq) + 3H₂O (l).
Tems11 [2.7K]1 month ago
4 0
<span>To determine the balanced chemical equation, it is necessary to identify the symbols and charges for each element and then balance the equation. This results in: Al(OH)3(aq) + 3HBr(aq) ---> AlBr3(aq) + 3H2O(l) The net ionic equation involves summing the charges and breaking them down into fundamental parts. Al3+ + 3OH- + 3H+ + 3Br- --> Al3+ + 3Br + H3O+ After eliminating aluminum and bromine, we have: 3OH-(aq) + 3H+(aq) --> 3H2O(l)</span>
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In the partition coefficient experiment 4A this week, after thorough mixing of the reagents, phase separation will occur. The to
VMariaS [2998]

Response:

The topmost layer is the Aqueous layer, while benzoic acid resides in the oil phase or non-aqueous layer.

Clarification:

A separating funnel is an essential tool in laboratories, utilized to split the components of immiscible liquid-liquid mixtures. This method is applied during the extraction of mixture components.

The liquids will segregate into two distinct layers. This separation occurs due to the variations in density; the heavier liquid descends to the bottom whereas the lighter liquid floats on top. The liquids involved in such separation are typically dissimilar, with one being the aqueous layer and the other the non-aqueous layer.

The partition coefficient, also known as the distribution coefficient, refers to the ratio of a compound's concentration in two immiscible solvents when in equilibrium.

Organic solvents (with the exception of halogenated organic compounds) that have densities exceeding that of water, 1g/mL (commonly referred to as the oil phase), settle beneath the aqueous layer.

Benzoic acid is found at the lower phase (i.e., the bottom layer).

7 0
2 months ago
A person is standing on ice. He throws a snowball with a force of 4 N to the right, while the snowball pushes the person with a
lorasvet [2795]
In my opinion,
when two distinct forces are exerted in opposite directions, the resultant force is the subtraction of those forces
Therefore, 4 N - 4 N = 0 N
8 0
1 month ago
Read 2 more answers
Challenge Problem: An aqueous solution contains 167 g CuSO4 in 820 mL of solution. The density of the solution is 1.195 g/mL. Ca
lorasvet [2795]
Responses: a. 1.28 mol/L; b. 17.0 %; c. 0.0227; d. 1.29 mol/kg Explanation: a. Molar concentration: c = moles/litres. Moles = 167 × 1/159.61. After performing the calculation, Moles = 1.046 mol. Litres = 820 × 1/1000. Hence, Litres = 0.8200 L. Calculating the molar concentration gives c = 1.046/0.8200, resulting in c = 1.28 mol·L⁻¹. b. Percent by mass: Mass % = mass of solute / mass of solution × 100 %. Mass of solution = volume × density, therefore, Mass of solution = 820 × 1.195. By calculating this, Mass of solution = 979.9 g. Thus, Mass % = 167/979.9 × 100, which results in Mass % = 17.0 %. c. Mole fraction: χ = moles of solute / (moles of solvent + moles of solute). Mass of solvent = mass of solution – mass of solute; namely, Mass of solvent = 979.9 – 167. Converting this to moles gives Moles of water = 812.9 × 1/18.02, which results in Moles of water = 45.11 mol. The total moles are 1.046 + 45.11, leading to Total moles = 46.16 mol. Finally, the mole fraction is calculated as χ = 1.046/46.16, equating to χ = 0.0227. d. Molal concentration: b = moles of solute / kilograms of solvent. Mass of solvent = 812.9 g = 0.8129 kg. Therefore, the molal concentration yields: b = 1.046/0.8129 = 1.29 mol/kg.
5 0
1 month ago
Acrylonitrile () is the starting material for many synthetic carpets and fabrics. It is produced by the following reaction. If 1
alisha [2963]

2C3H6 (g) + 2NH3 (g) + 3O2 (G) -> 2C3H3N (g) + 6H2O (g)

To begin, this isn't really a chemistry forum, but anyway.

This represents a limiting reagent scenario.

Set it up as a Dimensional Analysis issue.

Begin with your desired outcome.

Your goal is to find the mass of acrylonitrile (C3H3N)

so you should initiate with that (I'll abbreviate Acrylonitrile as ACL for convenience)

(g) = (53 g of ACL/1mol ACL) (2 mols ACL/2 mol C3H6)/ (1mol C3H6/42 grams) (15.0 grams)

If you calculate that, you will find that 15 grams of C3H6 yields 18.9 grams of acrylonitrile produced.

Utilize the same approach for the remaining two reactants.

So, I figured it out, and for

oxygen, I calculated 11.04 grams

and for ammonia, I calculated 15.29 grams

This means that the maximum possible production is 11.04 grams, since to create any additional amount, more O2 would be necessary, but with only 10 grams available, that's the upper limit for this reaction.

The other two reactants are in excess.

Please rate as brainliest!

3 0
2 months ago
A chemist is studying the following reaction: NO + NO2 ⇌ N2O3. She places a mixture of NO and NO2 in a sealed container and meas
castortr0y [3046]

Answer:

The forward reaction will keep occurring until all NO or all NO₂ is consumed.

Clarification:

  • According to Le Châtelier's principle, when a system at equilibrium experiences a disturbance from an outside source, the system will adjust to counteract this disturbance and restore equilibrium.

  • Thus, removing the product (N₂O₃) from the system effectively lowers the product concentration, prompting the reaction to shift forward and generate additional product in order to alleviate the strain caused by the removal of N₂O₃.

  • Consequently, the reaction will proceed forward until all of either NO or NO₂ is depleted.

5 0
2 months ago
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