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Brums [2.3K]
2 years ago
8

Particles in solids, liquids and gases move depending on how much energy they have.

Chemistry
2 answers:
7nadin3 [17]2 years ago
6 0
Answer: True

Increased temperature will result in the particles gaining kinetic energy btw. Therefore the more energy the particles have, the faster they move. Hope this helps! :)

In addition: A solid’s particles will always have less energy than a liquid or gas’s particles. So solid particles have the least amount of energy, liquid has the second most amount of energy and gases have the most amount of energy.
mylen [45]2 years ago
5 0

Answer:

A

Explanation:

they move to create more energy witch keeps them moving

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Convert 56.78 grams of Ca(OH)_2 to moles
ki77a [65]

Answer: 0.77 mole

Explanation:

Atomic mass of Ca = 40g/mol

Atomic mass of O = 16g/mol

Atomic mass of H = 1

Therefore,

1 mole of Ca(OH)_2 contains

40+[16+1]2

= 40+34

=74g/mole

Hence,

1 mole of Ca(OH)_2 = 74g

Let x mole of Ca(OH)_2 = 56. 78

x = 56.78/74

x = 0.77 mole

6 0
3 years ago
How many orbital blocks are represented in this<br> periodic table?
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Answer:

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Explanation:

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3 years ago
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What is the wavelength of radiation that has a frequency of 7.2×10^11 s−1 ?
Airida [17]

Explanation:

It is known that relation between wavelength and frequency is as follows.

                  \lambda = \frac{c}{\nu}

where,        \lambda = wavelength

                       c = speed of light = 3 \times 10^{8} m/s

                  [/tex]\nu[/tex] = frequency

It is given that frequency is 7.2 \times 10^{11} s^{-1}. Hence, putting this value into the above formula and calculate the wavelength as follows.

                    \lambda = \frac{c}{\nu}

                    \lambda = \frac{3 \times 10^{8} m/s}{7.2 \times 10^{11} s^{-1}}

                             = 0.416 \times 10^{-3} m

or,                         = 4.16 \times 10^{-4} m

Thus, we can conclude that wavelength of given radiation is 4.16 \times 10^{-4} m.

6 0
3 years ago
My teacher gave this assignment for homework, and I don’t get it. A little help please?
SSSSS [86.1K]

County: cell

State: Tissue

Country: Organ

Continent: Organ system

World: organism

(smallest to largest)

3 0
3 years ago
write word and formula equation for the reaction in which aqueous solutions of sulfuric acid and sodium hydroxide reacts to form
FromTheMoon [43]

Answer:

H2SO4 ( Sulfuric Acid ) + NaOH ( Sodium Hydroxide ) > Na2SO4 ( Sodium Sulfate ) + H2O ( Water )

Explanation:

8 0
3 years ago
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