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BigorU [14]
3 years ago
13

Indicate the type of observation that is best represented by the figures below.

Chemistry
1 answer:
Norma-Jean [14]3 years ago
5 0
Qualitative because it changed its colour not its quantity :)
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Proton:

Positive

Found in Nucleus

Mass of 1 AMU

Neutron:

Neutral

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Mass of 1 AMU

Electron:

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Compounds form as a result of chemical
vampirchik [111]

Answer:A compound is formed as a result of chemical reaction, between the constituent elements

Explanation:

A compound is formed as a result of chemical reaction, between the constituent elements. The properties of compound are different from the properties of the elements from which it is formed. Ex. Compounds can be further divided into three classes : acids, bases and salts, on the basis of their properties.

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QUESTION 11
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The amount of energy it takes to remove an electron from an atom is
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<span> the first ionization </span>energy<span> of an element is the </span>energy<span> needed to</span>remove<span> the outermost, or highest </span>energy<span>, </span>electron<span> from a neutral </span>atom<span> in the gas phase.</span>
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