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shutvik [7]
3 years ago
10

Region where electrons are located within an atom, what is it??

Chemistry
1 answer:
Nady [450]3 years ago
5 0

Answer:

Electron shells surrounding the nucleus.

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Example of chemical change?
musickatia [10]

Answer:

Burning of paper and log of wood.

Digestion of food.

Boiling an egg.

Chemical battery usage.

Electroplating a metal.

Baking a cake.

Milk going sour.

Various metabolic reactions that take place in the cells.

hope this helps!

add me/ mark as brainiest if you can<3

3 0
3 years ago
Mercury has a density of <br> 13.55 g/mL .What would be the volume of a 122 g sample?
Salsk061 [2.6K]

Answer:

V = 9.0037

Explanation:

V = M/D

V = 122/13.55

V = 9.0037

4 0
3 years ago
What is the sum of the coefficients of the balanced equation for:
Marianna [84]

Answer:

3 Pb(NO3)2 + Al2(SO4)3 = 2 Al(NO3)3 + 3 PbSO4

Explanation:

I think your equation is incorrect? This is balanced and the sum of coefficients is 9.

5 0
3 years ago
Which of the following are properties of metalloids?
harkovskaia [24]

Answer:

all of these are properties of metalloids

3 0
3 years ago
Read 2 more answers
Sodium, Na, is a metallic element.
Vladimir79 [104]

Answer:

metallic bonding is the bond form between two or more metal elements or between metal element and the other group elements

5 0
2 years ago
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