Question

1) Atomic
mas of Aluminium (A) is 27u. It is .
atomic mass
of Carbon - 12 atom.
times to
0² and
2) Given. Cations are ca² and Cu?, Anions are
(NO₃), The
The incorrect formula formed by above ions
is.
(A) CO
(B) Ca(NO3)² c) CuO²
(D) CUNO₃
3) Units
of atomic
mass is. [
(A) milligrams (B) grams (c) kilograms (o) no units
4 The formula of a compound is P2Q, the valency of
P is

plz help me guys ..​

Answer 1

Answer:

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Explanation:

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