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arlik [135]
2 years ago
7

Please help me complete the following table

Chemistry
1 answer:
Tasya [4]2 years ago
5 0

Answer:

1.) Atomic No. 19

No. of proton 19

No. of electron 19

symbol 39K19

2.) Atomic no. 26

Mass No. 56

No. of proton 26

Symbol 56Fe26

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Based on your answers to parts a, b, and c select the best lewis structure (electron-dot structure) for hoi.
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In the molecule of HOI hydrogen is to the left of oxygen; oxygen is in middle and Iodine is at right of oxygen.


The picture is attached for better understanding.

6 0
3 years ago
The radioactivity of U-235 is of low intensity. Why then were the people of Hiroshima exposed to high intensity radiation in the
Marina86 [1]

Answer:

Explanation:

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3 years ago
Na2SO3" represents sodium sulfite. What does the 4 mean in the formula 4Na2SO3? There are four atoms of sodium. There are four a
MArishka [77]

There are 4 atoms of sodium in the formula of sodium sulfite.

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Learn more about war here: brainly.com/question/1174232

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6 0
3 years ago
Which of the four containers represents a compound?
Arisa [49]
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4 0
3 years ago
Read 2 more answers
Assume a density of water of 1.00 g/mL, and calculate the mass of water in the solution
tiny-mole [99]

Answer:

1g or 10^-3kg

Explanation:

as you know , the density =mass \volume

so  you have the mass from the number it self

<h2>\frac{1g}{1 ml} so from this equation, you will get 1 g and you can to SI to be 10^{-3}kg</h2>
5 0
3 years ago
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