Question

letter to th principal of school

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Answer 1

Answer:

it is easy

Explanation:

Witte date day your school name

and than start with

dare sir or madam

and write what every you want

at the end write thanks you and your name

Answer 2

Answer:

Summary. Dalton's atomic theory was the first complete attempt to describe all matter in terms of atoms and their properties. ... The first part of his theory states that all matter is made of atoms, which are indivisible. The second part of the theory says all atoms of a given element are identical in mass and properties.