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Vanyuwa [196]
3 years ago
15

The volume of a sphere is given by the equation =4/33, where is the radius. Calculate the volume of a sphere with a radius of 34

5 pm in cubic meters.
Chemistry
1 answer:
sineoko [7]3 years ago
5 0

Answer:

its 45 because of 49 og the

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In an aqueous solution at 25°C, if [H30+] = 3.3 * 10^4 M, then [OH-] is:
sleet_krkn [62]

Answer:

[OH-] = 3.0 x 10^-19 M

Explanation:

[H3O+][OH-] = Kw

Kw = 1.0 x 10^-14

[H3O+][OH-] = 1.0 x 10^-14

[OH-] = 1.0 x 10^-14 / 3.3 x 10^4 = 3.0 x 10^-19

3 0
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Based on their electrons dot diagrams, what is the formula for the covalently bonded compound
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5 0
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6 0
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Plasma is often in stars, which are likely to contain?
elena-s [515]
Below are the choices that can be found from other sources:

<span>A) elements 
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the answer is ions. 

</span>A Star<span> and hence our Sun, is an almost entirely ionized ball of </span>plasma<span>, consisting of electrons and ions, in which there is hardly any gas (neutral atoms). The movement of the </span>plasma<span> produces strong magnetic fields and corresponding electric currents.</span>
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What happens to electrons in an ionic bond?
ElenaW [278]

Answer:

the metal loses electrons to become a positively charged cation

Explanation:

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