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Alja [10]
4 years ago
7

Help us develop a new technology in order to separate close-boiling isomers more cost effectively

Chemistry
1 answer:
frutty [35]4 years ago
8 0

Answer:

Isomers have the same molecular formula but different arrangement of its atoms. Thin layer chromatography helps in the separation of substances on a thin layer of glass with the help of the differences in the interaction between the substance and its stationary phase.

The use of micro electromechanicals can be used which would do more separation at a given time when compared to the normal process.

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Is mixing salt and pepper physical change or chemical change ?
Rom4ik [11]
Yes mixing salt with pepper change
6 0
3 years ago
Which of the following atoms would bond covalently?
lukranit [14]
"For example; water is a covalent compound which is formed by the covalent bonding between hydrogen and oxygen atoms."
7 0
4 years ago
What is the different types of technology used for cloning animals?
gayaneshka [121]
There are three types of artificial cloning:
Gene cloning: copies a few segments of DNA or genes.
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6 0
4 years ago
How many moles are in 153’pp grams of KClO3
katen-ka-za [31]

Answer:

n = 1.24 moles

Explanation:

Given that,

Mass = 153 grams

Molar mass of KClO₃ = 122.55 g/mol

We need to find the number of moles.

We know that,

No. of moles = given mass/molar mass

So,

n=\dfrac{153}{122.55 }\\\\n=1.24

So, there are 1.24 moles in 153 g of KClO₃.

4 0
3 years ago
Which statement about the temperatures of phase changes and electrostatic forces holding the molecules is correct?(1 point)
lubasha [3.4K]

The temperature at which phase changes occur is highly dependent on the electrostatic forces between the molecules in the substance.

The forces that hold molecules together are called intermolecular forces. These intermolecular forces affect the temperature at which phase changes occur. The  statement about phase changes and electrostatic forces that is correct is that; "the temperatures at which a substance changes phases indicate the relative strength of the forces between molecules in the substance."

There are three states of matter, solid liquid and gas. The order of intermolecular forces in all the states of matter are not the same. The order of strongest collective electrostatic forces to weakest collective electrostatic forces is; solid, liquid, gas.

When water boils, the forces between water molecules break, and the bonds between the atoms in water are unchanged.

When a sample of calcium carbonate is cooled, the forces strengthen, and the molecule structure becomes more rigid.

If the boiling point of acetone is lower than the boiling point of ethanol, then, the intermolecular forces in ethanol are stronger than the intermolecular forces in acetone.

Learn more about phase changes: brainly.com/question/671212

4 0
3 years ago
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