Question

2:35.5 A sample of Neon is found to exist as 20Ne, 21 Ne, 22Ne. Mass spectrum of 'Ne' is as follow: 82. 90.92% Relative Abundance 8.82% 0.26% 20 21 22 Mass Number What is the relative atomic mass (A, value) of Neon? A) 20.18 C) 20.10 B) 20.28 D) 20.22 i NoClerustalis




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Answer 1

Answer:

heyy

what's up??

The atomic mass is given by,

Average atomic mass =∑i=1n(mass(i))(Abundance(i))

m=10090.51×19.99+0.27×20.99+9.22×21.99

        =20.18u

Answer 2

Answer:

A) 20.18

i hope its helpful for u