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USPshnik [31]
3 years ago
11

Define Mole Concept give 3 Significance of Mole concept​

Chemistry
1 answer:
Alex Ar [27]3 years ago
6 0

Answer:

The mole is important because it allows chemist to work with a subatomic world with macro world units and amount. Atoms molecules and formula units are very small and very difficult to work with usually. However the mole allows a chemist to work with amount large enough to use.

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Which of these are ways in which a seed might be dispersed? Check all that apply. organisms clouds wind water rocks
alisha [4.7K]

Answer: organisms

wind

water

Explanation:

There are several ways through which plants can move the seed of plants from one place to another. It isn't possible for plants to move their seeds themselves, therefore, there are other methods for their seeds to be moved.

These include fire, wind, animals, organisms, water, fire, water etc. It should be noted that rocks and clouds are not dispersion methods.

6 0
3 years ago
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Complete the questions below using the following diagram.
Vadim26 [7]

Answer:

atomic number- 42

chemical number- 96

number of protons-18

atomic mass-96

number of eletrons-42

number of valence eletrons- 1, 2, 13, or 18. (sorry i forgot)

nummber of shells in n=3 shell-18

number of neutrons-54

Explanation:

well i just know the periodic table by heart and thats how i got the answer XD

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3 years ago
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irakobra [83]

Answer:

D

Explanation:

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2 years ago
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Answer: But you love me

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