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Drupady [299]
3 years ago
10

Porcelain x has much smaller crystals in it than porcelain Y. suggest a reason for that

Chemistry
1 answer:
Artyom0805 [142]3 years ago
6 0

Answer: 22

Explanation:

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About 5 degrees  that is

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A pH change can be evidence that​
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The acid level has changed

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Match the symbol for each element with the name of the element. 1. hydrogen K 2. helium Mg 3. sodium He 4. magnesium H 5. potass
insens350 [35]

Answer:

1. hydrogen - H

2. helium - He

3. sodium - Na

4. magnesium - Mg

5. potassium - K

Explanation:

Hydrogen is the element of group 1 and first period. The atomic number of hydrogen is 1 and the symbol of the element is H.

The electronic configuration of the element hydrogen is:-

1s^1

Helium is the element of group 18 and first period. The atomic number of helium is 2 and the symbol of the element is He.

The electronic configuration of the element helium is:-

1s^2

Sodium is the element of group 1 and third period. The atomic number of sodium is 11 and the symbol of the element is Na.

The electronic configuration of the element sodium is:-

1s^22s^22p^63s^1

Magnesium is the element of group 2 and third period. The atomic number of magnesium is 12 and the symbol of the element is Mg.

The electronic configuration of the element magnesium is:-

1s^22s^22p^63s^2

Potassium is the element of group 1 and forth period. The atomic number of potassium is 19 and the symbol of the element is K.

The electronic configuration of the element potassium is:-

1s^22s^22p^63s^23p^64s^1

5 0
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Write the chemical formula for
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Ba2Cl
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The numbers are in subscript
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What type of bond is present in a copper wire
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Answer:

the correct answer is Metallic bonding

Explanation:

hope this helps

have a awesome day

8 0
2 years ago
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