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LenaWriter [7]
2 years ago
11

The formula of complex ion formed when aluminum hydroxide dissolves in sodium hydroxide will be:________

Chemistry
1 answer:
Colt1911 [192]2 years ago
5 0

The formula of complex ion formed when aluminum hydroxide dissolves in sodium hydroxide will be: [Al(OH)]²⁺ [Al(OH)₂]+ Al(OH)₃ [Al(OH)₄]–

When aluminum hydroxide dissolves in sodium hydroxide:

Al(OH)₃ + NaOH → NaAlO₂ + 2H₂O,

So, the NaAlO₂ forms AlO₂⁻

Is aluminum hydroxide soluble in sodium hydroxide?

Aluminum hydroxide is soluble in excess of sodium hydroxide forming the ion.

Aluminum hydroxide, Al(OH)₃, is found in nature as the mineral gibbsite and its three much rarer polymorphs: bayerite, doyleite, and nordstrandite. Aluminum hydroxide is amphoteric, i.e., it has both basic and acidic properties.

What are the uses of Aluminum hydroxide?

Aluminum hydroxide is an antacid. Aluminum hydroxide is used to treat heartburn, upset stomach, sour stomach, or acid indigestion. Aluminum hydroxide is also used to reduce phosphate levels in people with certain kidney conditions.

To learn more about Aluminum hydroxide here

brainly.com/question/19666333

#SPJ4

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Match the following pls
Elenna [48]

Answer:

1 d

2 c

3 b

4 e

5 a

4 0
3 years ago
An object exerts a reaction force when it _____.
VashaNatasha [74]
Touch or pushed........
7 0
3 years ago
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LAB SUMMARY: Answer the following two questions in complete sentences. You may re-watch the lab video clips as needed. What evid
Karolina [17]

The change in color from silver to gold is a chemical change.

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

A chemical change is one in which a new substance is formed. In this case, we can see from the video that zinc was added along with the sodium hydroxide solution and heated

Thus we know that a chemical change would cause an alteration in how the substance looks as a result of the alterations in the arrangement of atoms in the system. This rearrangement of atoms is what causes the chemical change to occur.

The color of the coin changed from silver to gold when the coin was placed on the hotplate. This could be regarded as a chemical change because an alloy was formed in the process.

Learn more about chemical change:brainly.com/question/28317769

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8 0
2 years ago
Draw the Lewis Structure for H2O.
GalinKa [24]

Answer:

Structure has been shown below

Explanation:

  • In a Lewis structure, least electronegative atom is taken as central atom (except H)
  • Total valence electrons of constituting atoms are used to construct Lewis structure
  • A bond between two atoms are represented by a horizontal line or a dotted line (two dots).
  • Spatial rearrangement of atoms are neglected in Lewis structure.
  • H has one valence electron and O has six valence electrons. So, total valence electrons in H_{2}O are 8
  • Lewis structure of H_{2}O has been given below.

3 0
3 years ago
How much energy is lost to condense 300. grams of steam at 100.C?
True [87]

Energy lost to condense = 803.4 kJ

<h3>Further explanation</h3>

Condensation of steam through 2 stages:

1. phase change(steam to water)

2. cool down(100 to 0 C)

1. phase change(condensation)

Lv==latent heat of vaporization for water=2260 J/g

\tt Q=300\times 2260=678000~J

2. cool down

c=specific heat for water=4.18 J/g C

\tt Q=300\times 4.18\times (100-0)=125400

Total heat =

\tt 678000+125400=803400~J

3 0
3 years ago
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