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3 years ago

Is the process by which certain waste materials, such as plastic, glass, aluminum, and paper, are prepared for reuse.

Chemistry

2 answers:

andriy [413]3 years ago

3 0

the process is called recycling.

kolbaska11 [484]3 years ago

3 0

Explanation:

When waste materials are converted into new materials then this process of development of new materials is known as recycling.

This method helps in the prevention of raw materials and it also prevents wastage of many materials.

For example, glass, paper, aluminium etc can be recycled and hence, they can be used again and again.

Therefore, we can conclude that the process by which certain waste materials, such as plastic, glass, aluminum, and paper, are prepared for reuse is known as recycling.

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Using complete subshell notation (not abbreviations, 1s 22s 22p 6 , and so forth), predict the electron configuration of each of

dybincka [34]

Answer: The electronic configuration of the elements are written below.

Explanation:

Electronic configuration is defined as the representation of electrons around the nucleus of an atom.

Number of electrons in an atom is determined by the atomic number of that atom.

For the given options:

Option a: Carbon (C)

Carbon is the 6th element of the periodic table. The number of electrons in carbon atom are 6.

The electronic configuration of carbon is $1s^22s^22p^2$

Option b: Phosphorus (P)

Phosphorus is the 15th element of the periodic table. The number of electrons in phosphorus atom are 15.

The electronic configuration of phosphorus is $1s^22s^22p^63s^23p^3$

Option c: Vanadium (V)

Vanadium is the 23rd element of the periodic table. The number of electrons in vanadium atom are 23.

The electronic configuration of vanadium is $1s^22s^22p^63s^23p^64s^23d^3$

Option d: Antimony (Sb)

Antimony is the 51st element of the periodic table. The number of electrons in antimony atom are 51.

The electronic configuration of antimony is $1s^22s^22p^63s^23p^64s^23d^{10}4p^65s^24d^{10}5p^3$

Option e: Samarium (Sm)

Samarium is the 62nd element of the periodic table. The number of electrons in samarium atom are 62.

The electronic configuration of samarium is $1s^22s^22p^63s^23p^64s^23d^{10}4p^65s^24d^{10}5p^66s^24f^6$

Hence, the electronic configuration of the elements are written above.

4 0

3 years ago

What is magnesium used for in its pure form

Sloan [31]

Answer: The pure metal has low structural strength, magnesium is mainly used in the form of alloys- principally with 10% or less of aluminum, zinc, and manganese- to improve it's hardness, tensile strength, and ability to be cast, welded, and machined.

I hope this really helps you!!! :) And Have a fantastic day!!!

6 0

3 years ago

Can someone do my homework pls!

Elza [17]

Answer:

Hi, a cheerful teen willing to help,

wishing you a splendiferous day ahead...

Explanation:

1ai. The most dense is Tungsten.

1aii. The least dense is Sodium.

1aiii. The strongest is Tungsten.

1b. All metals conduct electricity.

They are all magnetic except magnetic.

and all solid at room temperature except mercury.

1c. Mercury is a liquid at room temperature.

1d. Tungsten is used as filament for light bulbs due to its high melting point and it doesn't oxidize, this the filament won't melt.

1e. The lump of gold will sink because it is more dense than mercury.

7 0

3 years ago

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Amplitude measures the light's

charle [14.2K]

Answer:

d.) intensity

Explanation:

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Which two elements have chemical properties that are most similar?

masya89 [10]

Answer:

Li and Na

Explanation:

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3 years ago