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nexus9112 [7]
3 years ago
10

Molecular motion is a measure of the movement of the molecules in a substance. Molecular motion is substantially different betwe

en the different states of matter. For example, the molecules in _______ move more than the molecules in _______.
Chemistry
2 answers:
Ainat [17]3 years ago
4 0
The answer would be "air, wood". Gases have the highest Kinetic energy and least Potential energy. Liquids have the 2nd highest Kinetic energy and 2nd least potential energy and solids have the least kinetic energy and highest potential energy.
cricket20 [7]3 years ago
4 0

Answer:

For example, the molecules in the gas phase move more than the molecules in the Liquid phase.

Explanation:

We have an explanation about molecular motion, this is a measurement of the movement of the molecules in a substance. Molecular motion is different between the different states of matter.

All molecules are in constant movement. Molecules in the liquid phase have more freedom of movement than those in solid material. Molecules in a gas phase have the greatest degree of motion.

It means Molecules in a gas move more than the molecules in Liquid. At the same time: Molecules in a liquid move more than the molecules in Solid.

Finally, we could conclude: the molecules in the gas phase move more than the molecules in the Liquid phase.

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What is the total number of valence electrons in an atom of germanium in the ground state?
Shalnov [3]
The answer is (4) 4. Germanium is a main group element in group 4A. Therefore, like carbon, it has 4 valence electrons in the ground state.
3 0
3 years ago
Calculează cantitatea de zahăr (C12 H22 O11) în ceaiul de dimineața dacă o linguriță conține 5g de zahăr?
slavikrds [6]

Answer:

Explanation:

Translated:

Calculate the amount of sugar (C12 H22 O11) in the morning tea if a teaspoon contains 5g of sugar?

Given parameters

Mass of sugar = 5g

Unknown:

Amount of the sugar =?

Solution:

A mole is the amount of substance that contains avogadro's number of particles i.e 6.02 x 10²³

Therefore, to find the number of moles contained in the teaspoon of sugar we use the expression below:

    Number of moles = \frac{mass}{molar mass}

Molar mass of C₁₂H₂₂O₁₁ = (12x12) + (1x22) + (16x11) = 342g/mol

    Number of moles = \frac{5}{342} = 0.015mol of sugar

or 0.015 x 6.02 x 10²³, 8.8x10²¹atoms of sugar

8 0
3 years ago
C55H72MgN4O5. How many atoms are in this molecule?
Bas_tet [7]
There are 137 atoms in this molecule. C55 + H72 = 127. 127 + Mg (one atom of magnesium = 128. 128 + N4 = 132. 132 + O5 = 137.
5 0
3 years ago
when the equation __ cu __h2so4 → __cuso4 __h2o __so2 is correctly balanced, what is the coefficient of cuso4?
schepotkina [342]
<span>1 Cu + 2 H</span>₂<span>SO</span>₄<span> = 1 CuSO</span>₄<span> + 2 H</span>₂<span>O + 1 SO</span>₂

Coefficient od CuSO₄ = 1

hope this helps!
7 0
3 years ago
Please can someone describe this picture? helppp
satela [25.4K]

Answer:

They are in a periodic table

5 0
3 years ago
Read 2 more answers
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