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Nonamiya [84]
2 years ago
15

Select all the correct answers.

Chemistry
1 answer:
kupik [55]2 years ago
4 0

The two ways the cathode ray tube experiment changed scientists'

understanding of the atom was it showing that atoms can be divided into

smaller parts and all atoms contain electrons.

J.J Thompson was the scientist which performed the cathode ray tube

experiment and was able to ascertain it was negatively charged as a result

of it being deflected to the positive electrode.

His observation showed that the atoms contain sub-atomic particles called

electrons which are negatively charged.

Read more on brainly.com/question/15361325

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C. The mass number is the amount of Protons and electrons there are combined, so 200 - 80 is 120.
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A liter of milk has a [H] of about 2.51 x 10-7. (You may prefer to think of the hydronium ion concentration, [H3O+], as 2.51 x 1
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Answer:

12-6

Explanation:

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<h3 /><h3>¿Qué importancia tiene la sostenibilidad?</h3>

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Por lo tanto, todas las personas e instituciones económicas pueden promover la sostenibilidad a través de prácticas fáciles de ejecutar que ayuden a preservar y proteger el medio ambiente.

Encuentre más información sobre sostenibilidad aquí:

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