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svet-max [94.6K]
2 years ago
9

Thermal expansion happens when

Chemistry
2 answers:
Leokris [45]2 years ago
6 0

Answer:

The coefficient of thermal expansion describes how the size of an object changes with a change in temperature. ... In general, substances expand or contract when their temperature changes, with expansion or contraction occurring in all directions.

Nesterboy [21]2 years ago
4 0

Answer:

the size of an object changes with a change in temperature.

Explanation:

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Photochemical smog results from the interaction of pollutants in the presence of
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Water vapor in the air

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2 years ago
More strong base is added until the equivalence point is reached. what is the ph of this solution at the equivalence point if th
Vlad [161]

A more strong base is added until the equivalence point is reached. The ph of this solution at the equivalence point if the total volume is 57. 0 mill is 9.8

The potential of Hydrogen is what pH is formally known as. The negative logarithm of the concentration of H+ ions is known as pH. Thus, the definition of pH as the amount of hydrogen is provided. The hydrogen ion concentration in a solution is described by the pH scale, which also serves as a gauge for the solution's acidity or basicity.

The pH scale determines how acidic or basic water is. The range is 0 to 14, with 7 representing neutrality. Acidity is indicated by pH values below 7, whereas baseness is shown by pH values above 7. In reality, pH is a measurement of the proportion of free hydrogen and hydroxyl ions in water.

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1 year ago
How electrons can be arranged in atoms orbitals
Nuetrik [128]

electrons are arranged in shells around an atom's nucleus. Electrons closest to the nucleus will have the lowest energy.

3 0
3 years ago
The common name for butanone, a readily available solvent, is ​
kobusy [5.1K]
The answer is ethyl methyl ketone.
8 0
3 years ago
Read 2 more answers
match the number of negative charges to the number of positive charges to make each combination balanced (see image for answer)
BartSMP [9]

Answer : The correct match is:

1 positive charge = 1 negative charge

2 positive charges = 2 negative charges

3 positive charges = 3 negative charges

Explanation :

As we now that there are three subatomic particles which are protons, electrons and neutrons.

The protons and neutrons are located inside the nucleus and electrons are located around the nucleus.

The protons are positively charged, the electrons are negatively charged and neutrons are neutral.

As we know that all the things are made up of charges and opposite charges attract to each other.

In a neutral atom, the positive charges and negative charges are balanced in an object. That means, in neutral atom the number of positive charges are equal to the negative charges.

So we can say that:

1 positive charge = 1 negative charge

2 positive charges = 2 negative charges

3 positive charges = 3 negative charges

5 0
3 years ago
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