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sergiy2304 [10]
3 years ago
15

What do thermal insulators do?

Chemistry
2 answers:
kirill115 [55]3 years ago
7 0

Answer:

Thermal insulation. Thermal insulation is the reduction of heat transfer (i.e. the transfer of thermal energy between objects of differing temperature) between objects in thermal contact or in range of radiative influence.

Explanation:

cluponka [151]3 years ago
3 0

Answer:

The job of a thermal insulator is to reduce the heat transfer

Explanation:

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The table shows several useful salts formed from reactions between different acids and bases.
ollegr [7]

The two chemical formulas which will correctly complete the table for lithium fluoride are: A. HF, LiOH.

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

A chemical reaction can be defined as a chemical process that involves the continuous transformation (rearrangement) of the ionic, atomic or molecular structure of a chemical element by breaking down and forming chemical bonds, in order to produce a new chemical compound while new bonds are formed.

This ultimately implies that, chemical bonds between atoms of a chemical element are broken and then new bonds are formed in all chemical reactions.

<h3>What is a neutralization reaction?</h3>

A neutralization reaction can be defined as a type of chemical reaction between an acid and a base, which typically leads to the formation of an ionic compound (salt) and water as end products as shown below:

LiOH(aq) + HF(aq) → LiF(s) + H₂O(l)

In this context, we can infer and logically deduce that the two chemical formulas which will correctly complete the table for lithium fluoride are HF and LiOH.

Read more on neutralization reaction here: brainly.com/question/27745033

#SPJ1

3 0
2 years ago
Which item is NOT a kind of evidence used in a systematics?
ale4655 [162]
C. Is the answer.

A term that means “a group of organisms that have similar traits and are able to produce fertile offspring” is “presence of “red blood””
An item that is not a kind of evidence used in systematics.

Cell type and common ancestry are two types used.
4 0
3 years ago
Read 2 more answers
Question 8 of 25<br> Which element is a nonmetal?<br> A. Li<br> B. Re<br> C. Se<br> D. Sr<br> SUBMIT
Simora [160]
D. sr explanation i did it on plato
4 0
3 years ago
Iodine, I2, has many uses, including the production of dyes, antiseptics, photographic film, pharmaceuticals, and medicinal soap
svetoff [14.1K]

Answer:

  • <em><u>2I ⁻ → I₂ + 2e⁻</u></em> describes the <em><u>oxidation.</u></em>

  • <u><em>Cl₂ + 2e⁻ → 2Cl ⁻</em></u> describes the <u><em>reduction</em></u>.

Explanation:

<em>Oxidation-reduction reaction</em> is the simulaneous oxidation and reduction of the substances and is represented by two half-reactions.

The <em>oxidation</em> half-reaction is the loss of electrons, with the consequent increase in the oxidation state by the oxidized substance.

In this case, the process that shows the loss of electrons is:

  • 2I⁻ → I₂ + 2e⁻

That reaction shows:

  • Two I⁻ ions lose two electrons (one each) to be oxidized to I₂.
  • The change in the oxidation number is from -1 to 0.
  • Hence this half-reaction is the oxidation reaction.

On the other hand, the <em>reduction</em> half-reaction is the gain of electrons, with the consequent reduction of the oxidation state by the reduced substance.

In this case, the process that shows the gain of electrons is:

  • Cl₂ + 2e⁻ → 2Cl⁻

That reaction shows:

  • Two Cl atoms gain two electrons (one each) to be reduced to Cl⁻.
  • The change in the oxidation number is from 0 to - 1.
  • Hence, this half-reaction is the reduction reaction.

<u>Summary:</u>

  • <em>2I ⁻ → I₂</em> + 2e⁻ describes the oxidation.

  • <em>Cl₂ + 2e⁻ → 2Cl ⁻</em> describes the reduction.
4 0
3 years ago
Layers of particles can slip and slide over one another easily. name the state of matter?
lianna [129]
That state of matter is known as liquid.
5 0
4 years ago
Read 2 more answers
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