Waec 2020 chemistry practical answer

August 9, 2020 Runsloaded 0

CHEMISTRY PRACTICAL ANSWER (1a) Burette reading (cm)³|1st reading|2na Reading|3rd reading| Final |15.25|30.53|45.79| Initial |0.00|15.25|30.53| Volume of acids used |15.25|15.28|15.26 Average volume of acid used =15.25+15.26/2 […]

Waec 2020 mathematics essay and obj answer

August 9, 2020 Runsloaded 1

MATHEMATICS OBJ: 1-10: CBCDACDCCD 11-20: AADBDACBBC 21-30: BDDABDCDAD 31-40: CBACCCCCDA 41-50: BBBADCCABA ============================ MATHEMATICS ESSAY =========================== (1a) Given A={2,4,6,8,…} B={3,6,9,12,…} C={1,2,3,6} U= {1,2,3,4,5,6,7,8,9,10} A’ = […]