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In-s [12.5K]
3 years ago
8

What is heat of vaporization?

Chemistry
1 answer:
Scorpion4ik [409]3 years ago
7 0

Answer:

Explanation:

Heat of vaporization is the amount of energy (enthalpy) that must be added to a liquid substance, to transform a quantity of that substance into a gas. Heat of Vaporization is also known as heat of evaporation

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Please help! The Michael reaction is a conjugate addition reaction between a stable nucleophilic enolate ion (the donor) and an
labwork [276]

Answer:

See explaination andd attachment

Explanation:

Treatment of aldehydes and ketones with a suitable base can lead to the formation of a nucleophilic species called an enolate that reacts with electrophiles. These C nucleophiles are useful for making new carbon-carbon bonds.

Please kindly see attachment for the drawings.

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3 years ago
True Or False? A magnet slows down because it created an opposing electric force as it fell.
kozerog [31]

Answer:

faules

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3 years ago
DNA can be replicated through an in vivo mechanism or a polymerase chain reaction (PCR) mechanism. Match each description to the
umka2103 [35]

Complete question from other source attached

Answer:

Explanation:

Catalyzed by DNA polymerase - both. DNA polymerase catalyzes DNA replication in the cell. However, purified versions of the enzyme are also used to synthesise DNA as part of PCR reactions

involves leading strand synthesis only - PCR. In PCR, lagging strand synthesis is not carried out because the DNA is denatured (rendered single stranded). Therefore, each strand is replicated independently by leading strand synthesis

duplicates a small fragment of the genome - PCR. Usually, to carry out PCR, small sequences called primers are used that specify the region of DNA to be replicated

duplicates the entire genome - in vivo replication - when the DNA is replicated in vivo, the entire genome is replicated. This is carried out prior to cell division so that two daughter cells can each inherit a copy of the entire genome

7 0
4 years ago
Why does the body need nitrogen compounds?
Nostrana [21]
To make carbohydrates
4 0
3 years ago
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Based on the thermodynamic properties provided for water, determine the energy change when the temperature of 0.750 kg of water
Vlad [161]

The energy change when the temperature of 0.750 kg of water decreased from 123 °C to 23.0 °C is  -313.5 kJ.

In this problem, we are dealing with specific heat which is referred to as the sum of heat per unit mass required to raise the temperature by one degree Celsius.Since we know the boiling point of water is 100°C, at 123°C, the water is steam.

The formula we are referring to for  calculating the heat energy Q

Q= m C ΔT

where m is the mass of water which is equal to 0.750  Kg, then

C is the specific heat of water equal to  4180 J/Kg °C and

ΔT is the change in temperature which is (23-123)= -100°C

So, assembling those desired values on the formula we get,

Q= 0.750 (4180) (-100)

Q=-313500

 = -313.5 kJ

To know more about specific heat refer to the link brainly.com/question/13163208?referrer=searchResults.

#SPJ1

3 0
2 years ago
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