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inysia [295]
3 years ago
8

The reactivity of an atom arises primarily from the.

Chemistry
1 answer:
arlik [135]3 years ago
7 0

Answer:

the average distance of the outermost electron shell from. the nucleus.

Explanation:

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El oxígeno y el azufre reaccionan con el cobre para formar óxido de cobre (CuO) y sulfuro de cobre (CuS), respectivamente. ¿Qué
oksian1 [2.3K]
Yes it need to be like that cause when it like that it like that
5 0
3 years ago
12.00 moles of naclo3 will produce how many grams of O2? (Moles to Grams)
Sergeu [11.5K]
2NaClO₃   →  2NaCl  +  3O₂

mole ratio of NaClO₃  to  O₂  is  2  :  3

∴  if moles of NaClO₃  =  12 mol

then moles of O₂  =  \frac{12 mol   *   3}{2}
      
                             =  18 mol


Mass of O₂  =  mol of O₂  ×  molar mass of O₂
 
                    =  18 mol  × 16 g/mol
 
                    =  288 g

So I wasn't sure which equation to use since you did not specify so I just used the decomposition reaction.  If you should have used another reaction then just follow the same steps and you'll get your answer.




4 0
3 years ago
Explain what the name scandium lll oxide means in terms of electrons lost and gained and identify the correct formula
andre [41]
Scandium lost 3 electrons and gave them to oxygen the formula would be Sc2O3
7 0
3 years ago
Work=? time=5s Power = 40w
antiseptic1488 [7]

Answer:

200 J

Explanation:

Work = Power x time

Work = (40w)(5s)

Work = 200 J

5 0
3 years ago
Which is a factor in determining the average atomic mass of an element
shtirl [24]

The mass numbers of the different isotopes of that element are averaged according to their respective abundances in nature.

4 0
3 years ago
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