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Elena-2011 [213]
2 years ago
12

The mass number of an atom is found by adding

Chemistry
1 answer:
pentagon [3]2 years ago
8 0
Adding protons and neutrons
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How many molecules in 3.4 moles of NH4NO3?
aliya0001 [1]

There are  20.5 x 10^24 molecules are present in 3.4 moles of NH4NO3.

<h3>How many molecules in 3.4 moles of NH4NO3?</h3>

We know that one mole of a substance has  6.022 × 10²³ molecules so in 3.4 moles of NH4NO3, we have 20.5 x 10^24 molecules if we multiply the  6.022 × 10²³ with 3.4.

So we can conclude that there are  20.5 x 10^24 molecules are present in 3.4 moles of NH4NO3.

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The balls in a modeling kit representing different elements are often distinguished by color. however, there are other ways to i
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The size of the atoms a and the number of holes in the atoms can be used to decode the element.

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A model is a miniature depiction of reality. Molecular models often consists of boxes that contain balls which are used to represent elements. In common parlance, the color is used to show the type of element.

Apart from the color, the size of the atoms a and the number of holes in the atoms can be used to decode the element.

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HeLpPp asap I’ll mark you as brainlister
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