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Sladkaya [172]
3 years ago
8

Most points for whoever anwers I need your help please

Chemistry
2 answers:
xeze [42]3 years ago
8 0
Not sure but i guess A
denis-greek [22]3 years ago
3 0

A. carbon-6 is the answer

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Chemistry Question! 20 Points!
Delvig [45]

Answer:

A

Explanation:

I guess it's a, because nuclear decay is likely to occur when either the mass or atomic number is greater than 83.

7 0
3 years ago
If you were given two transparent liquids how would you determine which is pure and which is salt water
Tpy6a [65]
Based off the salt levels in each water.
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3 years ago
Deduce the charge of Z ,in the compound of ZBr2
lyudmila [28]

Answer:

2+

Explanation:

The charge on Z in the compound ZB₂ is a 2+  

  From the given compound:

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So;

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Atoms                              Z                                Br

Combining power           2                                1

Exchange of valency      1                                 2

So;

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8 0
3 years ago
How many grams of water can be produced from 10 moles of hydrogen gas?
Veseljchak [2.6K]
10 moles of H2 reacts with 5 moles of O2 creating 10 moles of water.
Water has the molar mass 18 g/mole
10 · 18g = 180 g 
180 g of water can be produced from 10 moles of hydrogen gas.
8 0
3 years ago
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