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SOVA2 [1]
3 years ago
11

2) Which onemore active in betweenLi and Na and why ?IS​

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

Answer:

sodium(Na) is more active between Li and Na because is larger in size. Outermost electrons are less tightly held in sodium than in lithium. As a result, sodium loses its outermost electron more easily than lithium.

Blababa [14]3 years ago
3 0

Explanation:

what's li and na stand for ?

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Determine the number of moles in 4.21 x 10^23 molecules of CaCI2?????
Alla [95]

Explanation:

Given parameters:

Number of molecules = 4.21 x 10²³ molecules

Unknown parameters:

Number of moles

Solution:

A mole can be defined as the amount of a substance that contains the avogadro's number of particles i.e 6.02 x 10²³

  To find the number of moles:

          Number of moles = \frac{number of molecules }{[tex]6.02 x 10^{23}}[/tex]

  Number of moles =  \frac{4.21 x 10[tex]^{23} }{6.02 x 10^{23}}[/tex]

Number of moles of CaCl₂ = 0.699moles

Learn more;

mole calculation brainly.com/question/13064292

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8 0
3 years ago
Balance <br> AI(NO3)3 +<br> H2SO4 →<br> Al2(SO4)3 +<br> HNO3
nikklg [1K]

Answer:

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Explanation:

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5 0
3 years ago
The thyroid, parathyroid, and thymus are located in the
Studentka2010 [4]

Answer:

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Explanation:

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How many moles of HCI would be required to produce a total of 2 moles of H2
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Answer:

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