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antoniya [11.8K]
3 years ago
11

Choose the most correct statement from the options below. Be sure to consult the

Chemistry
1 answer:
Elena-2011 [213]3 years ago
6 0

Answer: B

Explanation:

Mg and Cl are in the same row aka period. Elements in the same period have similar properties like electron shells so the second option is the best answer

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Question 3 someone help me please
Ad libitum [116K]

Answer:

False ....

first of all gas is not the desirable product of combustion

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3 years ago
3. Examine the chemical formulas for the Arrhenius acids in Model 1. What feature do all the
Nostrana [21]

Answer:

They all have a hydrogen written separatly towards the beginning of the formula.

Explanation:

If you look at the Arrhenius acid formulas, you can see they all contain a hydrogen (H) at the beginning of them.

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4 years ago
Which best defines pressure?
maw [93]
It is b I think
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pressure defines as the force per unit area.
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4 years ago
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What does the principal quantum number determine? Check all that apply. Check all that apply. the possible number of electorns o
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Answer:

ii) the energy of the electron on the outer shell

iv) the overall size of an orbital

Explanation:

There are four quantum numbers to define the position and energy level of an electron in an atom

a) Principal : The principal quantum number (n) is to know the energy of an electron in an atom and its possible distance from the nucleus.

b) Azimuthal: It refers to the shape of the subshell or orbital of the electron and thus the angular distribution.

c) Magnetic: It refers to the number of orbits and their orientation in the subshell.

d) spin: It refers to the spin of the electron.

8 0
3 years ago
Energy release is to condensation as energy input is to _________.
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sublimation

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the other choices release energy

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