1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
notsponge [240]
2 years ago
9

How much energy is required to evaporate grams of water?.

Chemistry
2 answers:
ANEK [815]2 years ago
7 0

Answer:

100 °C, 540 calories per gram of water

Explanation:

gregori [183]2 years ago
5 0

Answer:

energy known as the latent heat of vaporization is required to break the hydrogen bonds. At 100 °C, 540 calories per gram of water are needed to convert one gram of liquid water to one gram of water vapour under normal pressure.

Explanation:energy known as the latent heat of vaporization is required to break the hydrogen bonds. At 100 °C, 540 calories per gram of water are needed to convert one gram of liquid water to one gram of water vapour under normal pressure.

You might be interested in
Two positively charged objects (N pole) are separated by a large distance. One of the positively charged objects (N pole) is rep
Eddi Din [679]

Answer:

B

Explanation:

Applying law of electrostatic which states that like charges repel each other and unlike charges attract each other

N and S are unlike charges that turn and make the former repulsive force (due to two like charges N and N)to <em>reduce</em> and attractive force between N and S to <em>increa</em><em>se</em>

6 0
3 years ago
Which do you think has more mass, 1 mole of fructose, 1 mole of sucrose or 1 mole of aspartame? Explain your reasoning.
pogonyaev

Answer:

i think they would be all the same

Explanation:

they sound like sugars

6 0
3 years ago
Read 2 more answers
Why are digestive enzymes in a cell enclosed in a membrane
erastova [34]
The membrane<span> keeps the </span>digestive <span>materials from leaking out into the cytoplasm and destroying the </span>cell<span>.
</span><span>
</span>
7 0
3 years ago
Is. Mg(s) --------------&gt; Mg2+(aq) + 2e−<br><br><br><br>oxidation or reduction?​
Kruka [31]

Answer:

Oxidation

Explanation:

Mg loses 2e- for it to gain it's stability hence the reaction above is oxidation

note: Oxidation is the loss of electrons while reduction is the gain of electrons

5 0
3 years ago
According to Hund's rule, what's the expected magnetic behavior of vanadium (V)?
vodka [1.7K]

Answer:

C. paramagnetic.

Explanation:

1s2 2s2 2p6 3s2 3p6 4s2 3d3 It is Vanadium.

It has 3 unpaired d- electrons, so it is paramagnetic.

6 0
3 years ago
Other questions:
  • A beaker contain 421ml of water. the density of the water
    12·1 answer
  • A sample of tin contains 1.03 x 1023 atoms.  The mass of the sample is
    14·1 answer
  • If a color change occurs when two solutions are mixed is it true that a chemical react has probably taken place?
    7·2 answers
  • Given a solution with a hydroxide ion concentration, oh=3.73×10^-5,what is the ph
    7·1 answer
  • Currently proven global reserves are expected to be largely exhausted within the next 50 years. Uranium-238 A Coal B Natural gas
    14·1 answer
  • In HNO3, the oxidation state of hydrogen is +1 and the oxidation state of oxygen is -2. Therefore, the oxidation state of nitrog
    11·1 answer
  • How is nitrogen converted in the nitrogen cycle
    9·1 answer
  • Identify the term that matches each definition.
    15·1 answer
  • If the empirical formula of an organic compound is CH20, then the molecular mass of the compound could be
    6·1 answer
  • 2.0 moles of a monatomic ideal gas undergoes an isobaric process in which the temperature changes from 260 k to 320 k. what is t
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!