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satela [25.4K]
3 years ago
6

Plsssss help with this ill give brainliest to first answer

Chemistry
1 answer:
mash [69]3 years ago
4 0

Answer:

The law of conservation of mass states that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations. According to the law of conservation of mass, the mass of the products in a chemical reaction must equal the mass of the reactants.

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Which substance contains bonds that involved the transfer of electrons from one atom to another?
Ivanshal [37]
The transfer of electrons is an ionic bond, therefore, we need to determine which substance includes an ionic bond.

CO2, is a covalent bond, which is the sharing of electrons, not transfer.
KBr, is an ionic bond, because (k) loses an electron to bromine. 

So, our final answer is:-   <span>(3) KBr</span>
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3 years ago
Select all that apply. Which of the following are characteristics of acids?
denpristay [2]

Answer:

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Explanation:

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Explanation:

Bacteria play a key role in the nitrogen cycle.

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Identify the elements with the following electronic configurations;<br><br> 1s22s22p63s23p64s23d3
Whitepunk [10]

~Shoto Todoroki here~

<h2>If you are referring to a neutral atom, then Vanadium (V) has that particular electron configuration.</h2>

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Vanadium's noble gas shorthand notation is

V:[Ar]4s23d3

hope this helps :))

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3 years ago
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