Question

Q12. True/Falseſ Mark only true) 5 points
Formula for sulphur dioxide is SO3
Number of molecules in 32 gram of
oxygen is 6.02X1023
Clusters of atoms that act as an ion
is called polyatomic ion
Mass of 1 mole of a substance is
called its formula mass.
In a pure chemical compound,
elements are always present in a
definite proportion by mass​

Answer 1

Answer:

true

all are true

hope its helpful

Answer 2

Answer:

no I snd SMS on your no. 4 times

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