Tutor profile: Chiamaka A.
What is the exact value of cos 45 degrees?
Subject: Basic Chemistry
What is the oxidation number of Mn in KMnO4
Which of the following elements has the highest electronegativity a) Mg b) Cl c) Zn d) Fe
Solve for the value of x: 5x +2 = 7x +3
5x+ 6 = 22 11x+7 = 30 Find the value of x
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