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MA_775_DIABLO [31]
3 years ago
14

How does an atom become a positive ion?

Chemistry
2 answers:
Helga [31]3 years ago
6 0

Answer:

<em>(B) It loses an electron</em>

<em></em>

<em>:))</em>

Elena L [17]3 years ago
5 0

Answer:

it gains and loses an electron

Explanation:

if a atom gains or loses an electron it becomes a ion

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A beaker containing 6.32 moles of PBr3, contains___
NISA [10]

Answer:

3.8 x 10²⁴molecules

Explanation:

Given parameters:

Number of moles  = 6.32moles

Unknown:

Number of molecules  = ?

Solution:

The number of moles can be used to derive the number of molecules found within a substance.

Now,

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     6.32 mole of PBr₃ will contain 6.32 x 6.02 x 10²³ = 3.8 x 10²⁴molecules

8 0
3 years ago
How many O2 molecules react with 47 CH4 molecules according to the preceding equation CH4 + O2 → CO2 + H2O
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I think 93.71 mol.
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3 years ago
Does anyone know what Hydrogen's oxidation state would be if it was acting as an anion non-metal?
Ilia_Sergeevich [38]

Answer:

yeah,The oxidation state of an atom does not represent the "real" charge on that atom, or any other actual atomic property.Hydrogen has OS = +1, but adopts −1 when bonded as a hydride to metals or metalloids. Oxygen in compounds has OS = −2. This set of postulates covers .

Explanation:

3 0
2 years ago
A sample of polonium-210 has an initial mass of 390 milligrams (mg). If the half-life of polonium-210 is 36 days, how many mg of
kondaur [170]

Answer: D. 48.75

Explanation: just took the test

5 0
2 years ago
Read 2 more answers
Very Important!! Electron lender or borrower?
worty [1.4K]
Sodium lends 1 electron.
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Iodine borrows one electron.
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Bromine borrows 1 electron.
Sulfur borrows 2 electrons.
And magnesium lends 2 electrons.
4 0
3 years ago
Read 2 more answers
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