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vampirchik [111]
3 years ago
8

What is biodiversity? Answers for the question is in the picture! NO LINKS OR FILES!

Chemistry
2 answers:
vivado [14]3 years ago
6 0

Answer: a

Explanation:

AnnZ [28]3 years ago
3 0
The correct answer is B not A
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When an ionic solid is added into a solvent, you can see that the ionic solid dissociates into its respective cations and anions
SVEN [57.7K]

The order of the steps, from first to last, is as follows based on the information in the question:

1. Salt is broken down into cations and anions.

2. Anion hydration.

3. Cation hydration.

4. Cations and anions that have been dissolved start to settle as a solid salt.

5. The rate of dissolution and recrystallization are equal.

Without hydration of the ions, the cation and anion cannot get separated. The three processes of ion dissociation, cation hydration, and anion hydration must all take place at once.

<h3>Why water is an effective solvent?</h3>

Water is a great solvent that can dissolve a wide variety of compounds due to its polarity and capacity to create hydrogen bonds.

Learn more about solvation here:

brainly.com/question/530845

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4 0
2 years ago
Scientific experiments showed evidence that the mass of an atom was greater than the total mass of its protons. these experiment
Leviafan [203]
The answer to your proposed question is Neutron. This is because the atomic mass unit of a neutron is 1 and so it would contribute to the overall mass of the atom.
I hope this answer helped you!
5 0
3 years ago
A spectral line has a wavelength of 7.35 *10-7 m. What is the energy of this radiation?
antoniya [11.8K]

Answer:

2.7 x 10^-19 J

Explanation:

The formula needed for this problem is

E = hν

where E = energy, h = Planck's constant = 6.626x10^-34 and ν is the frequency

c = λν

where c = speed of light = 3x10^8, and λ = wavelength

3x10^8 = 7.35x10^-7 . ν

ν = 4.08 x 10^14 Hz

E = 6.626x10^-34 . 4.08x10^14 = 2.7 x 10^-19 J

8 0
3 years ago
What is the main reason that Absolute Zero has not been achieved under laboratory conditions?
Alexeev081 [22]

Answer:

The reason is because Charle's Law which states that volume is directly proportional to temperature. So, for the temperature to be absolute zero, there would need to be no volume. It's Impossible.

Explanation:

3 0
3 years ago
The inner planets—Mercury, Venus, Earth, and Mars—are believed to have been formed by _____.
larisa86 [58]

i believe the answer is B :/

4 0
3 years ago
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