Question

The symbol of Argon is given below. 40 Ar 27 Find atomic number,Mass number, number of neutron​

Answer 1

Answer:

NAME=TANISHA NEGI

CLASS=IX

SUBJECT=

Answer 2

Answer:

sources of information about the distant past comes from - paintings, monuments, inscriptions, books written by the travellers during distant past, and from architecture sources.

Explanation:

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