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ivanzaharov [21]
3 years ago
13

What is the percent composition of sodium oxide?

Chemistry
2 answers:
4vir4ik [10]3 years ago
7 0

Sodium : 74.186%

Oxygen : 25.814%

koban [17]3 years ago
7 0

Answer:

Element: Symbol: Mass Percent:

Sodium. N/A. 78.186%

Oxygen. 0. 25.814%

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No they can not be identified through a karyotype such as sickle cell anemia cant be detected through karyotyping because there will be n observal change.
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3 years ago
How would local residents of a place be affected by changes in the hydrosphere? (please help!!)
lesya692 [45]

Answer:

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6 0
2 years ago
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Question 13<br> What is the base name for the following compound?<br> C-C=0
White raven [17]

Explanation:

What is the base name for the following compound? C-C=0. Add answer+5 pts. Log in to add comment.

7 0
3 years ago
How many atoms are in 4.5 x 1022 moles of CO2?
weeeeeb [17]

The number of atoms : N = 2.709 x 10⁴⁶

<h3>Further explanation</h3>

Given

4.5 x 10²² moles of CO₂

Required

The number of atoms

Solution

The mole is the number of particles(molecules, atoms, ions) contained in a substance  

1 mol = 6.02.10²³ particles

Can be formulated

N=n x No

N = number of particles

n = mol

No = Avogadro's = 6.02.10²³

Input the value :

N = 4.5 x 10²² x 6.02 x 10²³

N = 2.709 x 10⁴⁶

8 0
3 years ago
How many moles are present when there are 1.00.1026 molecules of water?
liraira [26]

Answer: 1.00×10^26=1000×10^23

1000×10^23/6.022×10^23=166.05×10^23 moles of water.

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Explanation:

3 0
3 years ago
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