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alexira [117]
3 years ago
9

Salt water

Chemistry
1 answer:
lidiya [134]3 years ago
5 0

Answer:

salt water heterogeneous mixture , pure substance compound,element solut8on

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55.3 × 10²³ molecules

Explanation:

Given data:

Number of moles of C₁₁H₁₂O₂₂ = 9.18 mol

Number of molecules = ?

Solution:

The given problem will solve by using Avogadro number.

It is the number of atoms , ions and molecules in one gram atom of element, one gram molecules of compound and one gram ions of a substance.

The number 6.022 × 10²³ is called Avogadro number.

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