Question

4. XYZ are three elements
obeying Dobereiner's law. If the
atomic mass of X = 32u and Z=
128u, what is the atomic mass
of element
1)80u
2)79u
3)82u
4)81u​

Answer 1

Answer:

80u

Explanation:

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Answer 2

Answer:

80u will be the answer according to dobernier law that sum of x and z and divide by 2 is equals to y.