Question

Activity 7.1 Complete the following table by filling the appropriate values /terms No. of No. of Mass Element Stable Isotopes (abundance) Atom (a Protons Neutrons Number 7 N-14 (99.6 %) 8 N-15 (0.4 %) 14 28 S-28 (92.2%) Sulphur S-29 (4.7 %) 16. S-30 (3.1 %) 17 Cl-35 (75 %) 17 Cl-37 (25 %) HNU Br that exist as diatomic molecules are hydrogenhydrogen​

Answer 1

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