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Dimas [21]
3 years ago
12

What does the chemical formula cacl2 show about the compound it represents? The person who answered this question first was wron

g! The answer is: It is made up of two elements.
Chemistry
2 answers:
svlad2 [7]3 years ago
6 0
In a crystal of calcium chloride the chlorine atoms is two times more than calcium atoms.
jarptica [38.1K]3 years ago
3 0

Explanation:

A compound formed by transfer of electrons from one atom to another is known as ionic compound. And, bond formed due to transfer to this type of transfer is known as ionic bond.

Therefore, CaCl_{2} is an ionic compound as it is formed by transfer of electrons from calcium to chlorine atoms.

This compound is formed by chemical combination of one calcium and two chlorine atoms.

This means basically, CaCl_{2} is made up of two elements which are calcium and chlorine.

You might be interested in
Which of the following atoms has the same number of neutrons as 9Be?
xxMikexx [17]

Answer: -

¹⁰B

Explanation: -

For ⁹Be,

The atomic number is 4.

The Mass number is 9.

The number of neutrons = mass number - atomic number

= 9 - 4 = 5

For ⁹B,

The atomic number is 5.

The Mass number is 9.

The number of neutrons = mass number - atomic number

= 9-5 = 4

For ¹⁰B,

The atomic number is 5.

The Mass number is 10.

The number of neutrons = mass number - atomic number

= 10-5 = 5

For ¹⁰Be,

TThe atomic number is 4.

The Mass number is 10.

The number of neutrons = mass number - atomic number

= 10-4 = 6

For ¹²C,

The atomic number is 6.

The Mass number is 12.

The number of neutrons = mass number - atomic number

= 12-6 = 6

4 0
4 years ago
Which process begins the formation of sedimentary rock? the movement of sediment the cementation of rock sediment the breakdown
max2010maxim [7]

Answer:

C- the breakdown of rock into sediment

Explanation:

Because sedimentary rocks have layers and are made of of those layers which are made up of the breakdown of rock into sediment.

hope this helps:)

5 0
3 years ago
Look at the following hypothetical reaction: A+3B-->C+3D
jonny [76]
Not sure why you reposted your question, the answer is D as explained in my other answer.
7 0
4 years ago
Read 2 more answers
The air pressure in a tire is 2.38 atm. What is the pressure in kilopascals.
Anna71 [15]

Answer:

The answer is

<h2>241.15 kPa</h2>

Explanation:

To find the pressure in kilopascals we must first find the pressure in Pascal

To find the pressure in Pascal we use the conversion

1 atm = 101 , 325 Pa

If 1 atm = 101325 Pa

then 2.38 atm = 2.38 × 101325

= 241153.5 Pa

Converting it into kPa we have the final answer as

<h3>241.15 kPa</h3>

Hope this helps you

8 0
3 years ago
A 6.1-kg solid sphere, made of metal whose density is 2600 kg/m3, is suspended by a cord. When the sphere is immersed in a liqui
deff fn [24]

Answer:

Density of the liquid = 1470.43 kg/m³

Explanation:

Given:

Mass of solid sphere(m) = 6.1 kg

Density of the metal = 2600 kg/m³

Thus volume of the liquid :

Volume(V)=\frac{Mass(m)}{Density (\rho)}

Volume of the sphere = 6.1 kg/2600 kg/m³ = 0.002346 m³

The volume of water displaced is equal to the volume of sphere (Archimedes' principle)

Volume displaced = 0.002346 m³

Buoyant force =\rho\times gV

Where

\rho is the density of the fluid

g is the acceleration due to gravity

V is the volume displaced

The free body diagram of the sphere is shown in image.

According to image:

mg=\rho\times gV+T

Acceleration due to gravity = 9.81 ms⁻²

Tension force = 26 N

Applying in the equation to find the density of the liquid as:

6.1\times 9.81=\rho\times 9.81\times 0.002346+26

33.841=\rho\times 9.81\times 0.002346

\rho=\frac{33.841}{9.81\times 0.002346}

\rho=1470.43 kgm^3

<u>Thus, the density of the liquid = 1470.43 kg/m³</u>

6 0
4 years ago
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