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zvonat [6]
3 years ago
14

Name two things that reduce friction

Chemistry
2 answers:
coldgirl [10]3 years ago
7 0
Oil and a smooth surface
photoshop1234 [79]3 years ago
5 0
Two ways are: Make the surfaces smoother and Lubrication<span> </span>
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Identify each of the following solids as molecular, ionic, or atomic.
Kisachek [45]

Answer :

(A) Br₂ (s) : molecular solids

(B) AgCl (s) : ionic solids

(C) S (s) : atomic solids

(D) CH₄ (s) : molecular solids

Explanation :

Molecular solids : It is defined as the solids in which they are held together by covalent forces, dipole interactions as attractive forces etc.

Ionic solids : It is defined as the solids in which the atoms composed with oppositely charged ions.

Atomic solids : It is defined as the solids in which the molecules are held together by covalent forces and also includes pure substance.

(A) Br₂ (s)

It is molecular solids because they are held together by covalent forces.

(B) AgCl (s)

It is ionic solids because in this atoms composed with oppositely charged ions.

(C) S (s)

It is atomic solids because it is a pure substance.

(D) CH₄ (s)

It is molecular solids because they are held together by covalent forces.

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3 years ago
At which temperature will the least amount of time pass before someone detects the odor of a fragrant flower?
alukav5142 [94]
<span>0 °C. 8 °C. 29 °C. 15 °C.</span>
7 0
3 years ago
How many protons, neutrons, and electrons are in Ca-44?
Mariulka [41]
Protons = 20
Electron = 20
Neutrons = 20
Hope this Helps :)
4 0
3 years ago
A chemist adds 36.0 g of sodium chloride to 200 g of water at STP and all of the sodium chloride dissolves. What is the solute i
erica [24]

Answer:

The answer is the Sodium Chloride.

Explanation:

A solute is the minor component in a solution, dissolved in the solvent, and the sodium is being dissolved in water ( or the solvent).

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2 years ago
Ionic bonds are different from covalent bonds. identify the characteristics of ionic bonds
Jlenok [28]
One atom is a metal and one is a nonmetal. 
One atom has high electronegativity value, while the other value is really low 
6 0
3 years ago
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