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Art [367]
1 year ago
12

What is the solubility of potassium chloride at 20 C?

Chemistry
1 answer:
Natali [406]1 year ago
4 0

The amount of potassium chloride in the solution is represented as 33.49 w/V. The metal halide salt potassium chloride (KCl, often known as potassium salt) is made up of both potassium and chlorine.

It has a vitreous crystal look and is odourless or colourless. The material easily dissolves in water, and the flavour of its solutions is similar to salt. In a homogenous mixture of two or more components, a solution is defined as having particles less than one nanometer in size. Solutions come in many forms, such as sugar and salt solutions, soda water, etc. potassium chloride and metals combine to form metal halides. Others are covalently bound, while others, like sodium chloride, are ionic.

The amount of KCL in 100 ml is 34.7/103.61*100 = 33.49gm.

Learn more about potassium chloride here

brainly.com/question/22528097

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The complete question is -

The solubility of potassium chloride at 20 ∘C is 34.7 g in 100 g of water. The density of the solution is 1.3 g mL −1. What is the w/V percentage of potassium chloride in the solution ?

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3 years ago
What is the molarity of a solution containing 56 grams of solute in 959 ml of solution? (molar mass of solute = 26 g/mol)?
jolli1 [7]
26g --- 1 mol
56g --- X
X= 56/26 = 2,154 mol

959 ml = 959cm³ = 0,959dm³

C = n/V
C = 2,154/0,959
C = 2,246 mol/dm³
8 0
3 years ago
Read 2 more answers
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coldgirl [10]

Answer:

0.895 g/mL

Explanation:

Step 1: Given data

Mass of liquid Z (m): 2.763 lb

Volume of liquid Z (V): 5.93 cups

Step 2: Convert "m" to grams

We will use the relationship 1 lb = 453.59 g.

2.763 lb \times \frac{453.59 g}{1lb} = 1,253g

Step 3: Convert "V" to milliliters

We will use the relationship 1 cup = 236.59 mL.

5.93cup \times \frac{236.59mL}{1cup} = 1.40 \times 10^{3} mL

Step 4: Calculate the density of the liquid Z

The density (ρ) of the liquid Z is equal to its mass divided by its volume.

\rho = \frac{m}{V} = \frac{1,253g}{1.40 \times 10^{3}mL  } = 0.895 g/mL

4 0
3 years ago
Match the term to its description
NeTakaya

<u>Answer :</u>

Chemical energy - D) Potential energy stored in the bonds between atoms

Electrical energy - C) The movement of an electrical charge

Radiant energy - B) Electromagnetic energy that travels in waves

Thermal energy - A) Internal energy caused by vibrations of atoms and  molecules

<u>Explanation :</u>

Chemical energy : It is the type of energy in which the potential energy is stored in the bonds between the atoms.

Electrical energy : It is a type of energy in which the electrical charge are moved.

Radiant energy : It is a type of energy in which the electromagnetic energy travels in the waves.

Thermal energy : It is a type of energy in which an internal energy caused by the vibrations of atoms and the molecules.

4 0
3 years ago
A teacher moves a box of books weighting 25lbs a distance of 40ft. How much work has she done?
svp [43]

Answer:

workdone = weight \:  \times  \: distance \\  = 25 \times 40 \\  = 1000 \: lbsft \\ or \\  = 1000 \: joules

6 0
3 years ago
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