%100 LIVE AND CONFIRMED NECO CHEMISTRYS THEORY QUESTIONS NOW PASTED ( SKYDINO,NET ) 1a) Define the following terms * Atomicity * mass number * isotopy 1bi) Describe the Laboratory preparation of Hydrogen gas ny the action of dilute acid on zinc 1bii) Name 3 uses of hydrogen 1c) Calculate the percentage by mass of oxygen in trioxonitrate....... TO GET THE REST HIT THE LIKE & SHARE BUTTON AND DROP 3COMMENTS EACH. Add Site Owner=> facebook/afeez.oyekanmi
Posted on: Sun, 15 Jun 2014 09:55:00 +0000
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