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Margaret [11]
3 years ago
11

Explain how the electron was discovered.​

Chemistry
1 answer:
Rina8888 [55]3 years ago
6 0

Answer:

He found a green glow on the wall of his glass tube and attributed it to rays emanating from the cathode.

Explanation:

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Answer:

See explanation for details

Explanation:

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Ba2+(aq) + SO4^2-(aq) ----------> BaSO4(s)

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Pb2+(aq) + 2Cl-(aq) -----------> PbCl2(s)

copper(II) chloride and sodium hydroxide Answer ‍ ‍ ‍ ‍ ‍

Cu2+(aq) + 2OH-(aq) -------------> Cu(OH)2(s)

There can only be a net ionic reaction when a precipitate is formed as the two solutions are mixed together.

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Answer:

The explanations are given in the section below

Explanation:

First step:

We need to understand the acid-base equilibrium of the reaction. Bear in mind that the conjugate acid-base pairs are species that differ by one proton. Furthermore, one is a Lewis acid (meaning the ability to protons) and the conjugate base (accepts protons)

A simple conjugate base is obtained by removing one proton from an acid as shown below:

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The diagrams are as follows:

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