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stepan [7]
3 years ago
6

What structure do all of these elements have in common?

Chemistry
2 answers:
Dmitrij [34]3 years ago
7 0
The answer is c because of going left to right
Dafna11 [192]3 years ago
3 0
C) The number of energy levels
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Which property of the water molecule causes two water molecules to be attracted to each other?
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Atoms of oxygen are electronegative and attract the shared electrons in their covalent bonds.

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3 years ago
Do earths plates meet at boundaries
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Earth's plates meet at BOUNDARIES. Breaks in the crust called FAULTS form where plates meet. ... Most TRANSFORM BOUNDARIES where plates move apart occur along the mid-ocean ridges.

Explanation:

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A generator does work on an electric heater by forcing an electric current through it. Suppose 1 kJ of work is done on the heate
azamat

Answer:

The change in internal energy of the heater is 0 kJ

Explanation:

∆U = Q - W

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3 0
3 years ago
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Write the equilibrium expression for N2 (g) + 3 H2 (g) ↔ 2 NH3 (g) + heat I have no idea where to even start, due to the corona
motikmotik

Answer:

The expression of an equilibrium constant will given as:

K_c=\frac{[NH_3]^2}{[N_2][H_2]^3}

Explanation:

Equilibrium constant is defined as the ratio of concentration of products to the concentration of reactants each raised to the power their stoichiometric ratios. It is expressed as K_{eq}

K is the constant of a certain reaction when it is in equilibrium

N_2 (g) + 3 H_2 (g)\rightleftharpoons 2 NH_3 (g) + heat

The expression of an equilibrium constant will given as:

K_c=\frac{[NH_3]^2}{[N_2][H_2]^3}

5 0
3 years ago
How can melting point and boiling point identify a substance
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to determine of it is a solid liquid or gas.

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The melting point is the temperature at which a substance converts from a solid state to a liquid state.

8 0
4 years ago
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