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Olegator [25]
3 years ago
12

Heeeeeellllppp, Iiiimmm sssooo stttuuuccckkk!​

Chemistry
1 answer:
n200080 [17]3 years ago
4 0

Answer:

I think it would be D. None of the above

Explanation:

why I think this is because none of the answers really adds up to it

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what has 4 valence electrons, shows properties of metals and non metals, and has 32 protons in the nucleus of each atom
12345 [234]
Here is your answer

\bold{Germanium}

REASON:

Elements which have 4 valence electrons are generally metalloids.

The metalloids show the properties of both metals and non-metals.

We know that,

no. of protons= Atomic number

So,

Atomic no.= 32

Hence,

The element is Germanium which is a metalloid with 4 valence electrons and has 32 protons in nucleus of each atom because it has atomic no. 32

HOPE IT IS USEFUL
6 0
3 years ago
Which statement is true about Air at different temperatures
Alchen [17]
Are there any choices?
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Choose a reasonable explanation to account for the differences. There may be more than one possible reason that makes sense, jus
Ugo [173]

Answer:

A. It is possible not all of the water was evaporated from the sand, causing the recovered mass to be higher

D. While drying the NaCl, the liquid boiled and some splattered out of the evaporating dish, causing the recovered mass to be higher.

Explanation:

Sand absorbs water and stores it. The sunlight causes the water to evaporate but sand can hold some of the water inside it. This results in increase in mass of the sand. The mass of sand before and after the water evaporation can be different.

6 0
3 years ago
Which of the following would indicate that a chemical change might be occurring
Murljashka [212]

Explanation:

During a chemical change, a new kind of matter is formed. Examples are combustion, rusting of iron, precipitation and souring of milk.

Here are some of the properties of chemical change:

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  • It leads to the production of new kinds of matter.
  • It involves change in mass.
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Learn more:

Chemical change brainly.com/question/9388643

#learnwithBrainly

4 0
4 years ago
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Which change happens during evaporation?
Shtirlitz [24]

Answer:

B.) A Liquid turns into Gas.

8 0
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