For More Free KCSE past papers visit · KNEC 02319002 KCSE . 29 16 A sample of hydrogen gas was...
16
For More Free KCSE past papers visit www.freekcsepastpapers.com
For More Free KCSE past papers visit · KNEC 02319002 KCSE . 29 16 A sample of hydrogen gas was found to be a mixture of two isotopes, Hand 2 H. Determine the relative molecular