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Zobo
Questions and answers by visitors named
Zobo
Questions (18)
had a stray dog not have given them away.
what's the grammatical name n function of the sentence?
14 answers
6,027 views
find the total area of the surface of a solid hemisphere of diameter 6.6?
3 answers
687 views
How far from a cliff should a boy stand in order to hear the echo of his clap 0.9s later? (Speed of sound in air = 330 ms-1)?
2 answers
633 views
ABC is a right angled triangle on a horizontal ground. AD is a vertical tower. BAC is 90 degrees, ACB is 35 degrees and ABD is
3 answers
866 views
(27^x multiply by 3^1-x) divided by 9^2x?
1 answer
359 views
S=(3i + 5j)
T=(xi + yj), AND: S + 2t= 4i + 5j Find The Value Of X And Y?
1 answer
370 views
A solid weighs 0.040N in air and 0.024N when fully immersed in a liquid density 800kg. Calculate the volume of the solid
2 answers
742 views
a car starts from rest at a check point A and comes to rest at the next check point B, 6km away, in 3min it has first a uniform
5 answers
1,403 views
given that 15.00cm3 of H2SO4 was required to completely neutralise 25.00cm3 of 0.125 mole per dm3 of NaOH. calculate the molar
3 answers
667 views
An archer standing on a cliff 48m above the level field below shoots an arrow at an angle of 30° above the horizontal with a
4 answers
2,825 views
Which of the following statement correct aqueous solution of oxides of group 1element Li,Na,k etc are a) basic to
1 answer
440 views
The volume of the region bounded by the y-axis, y=4 and y=x²?
3 answers
364 views
List 15 different attitudes that makes a person a scientist?
4 answers
392 views
A piece of zinc was added to 1000 cm3 of 0.2M hydrochloric acid. After effervescence had stopped. 28 cm3 of the resulting
2 answers
532 views
A sound pulse sent vertically downward into the earth is reflected from two different ways of the earth such that echoes are
4 answers
1,020 views
The production of fruit juice at a free energy change of -345 KJ/mok and equilibrium constant of 3.66×10^12 occurred at a
1 answer
396 views
Calculate the mass concentrated in gdm3 of the ion Cl- in 0.2M dm3 sodium chloride solution.?
2 answers
603 views
a volume of 42.5ml 0.125M KOH is needed to neutalize completely 37.2ml of H3PO4 solution. Find the molar concentation of H3PO4?
3 answers
936 views
