A sure 2016 neco chemistry answers chemistry obj and essay answers - Abrahamgbene

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Verified chemistry OBJ:
1DABDCCDBDD
11ABBACBADAB
21CADBCCAAAB
3ai)
It states that all pure samples of the same compound contain the same elements combine in the same proportion by mass
3aii)
-They have the s sub orbital
-They are soft metals
-They occupy group1 of the periodic table
-Their carbonates are soluble in water
-They are the most electropositive metals
-Their nitrates decompose to give nitrites and oxygen
2 NaNO3 – > 2 NaNO2 (s ) O 2 (g)
3b)
Using dilution formular
C 1 V 1 =C 2 V 2
25 * 1 =0 .2 * V 2
V 2 =25 * 1 / 0 . 2
V 2 =125 cm
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And call us on 07088676564, receive it nowDiezani Allison-Madueke
7th Head of State of Nigeria
In office
31 December 1983 – 27 August 1985
Vice President Tunde Idiagbonas Chief of Staff, Supreme Headquarters
Preceded by Shehu Shagari
Succeeded by Ibrahim Babangida
Federal Commissioner of Petroleum and Natural Resources
In office
March 1976 – June 1978
Governor of Borno State
In office
3 January 1976 – March 1976
Preceded byPosition established
Succeeded by Mustapha Amin
Governor of the Northeastern State
In office
30 July 1975 – 3 January 1976
Preceded by Musa Usman
Succeeded byPosition abolished
Personal details
Born17 December