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The Okome
Questions and answers by visitors named
The Okome
Questions (14)
In an experiment 3.10g of carbon, hydrogen and oxygen produced 4.4g of C02 and 2.7g of water on complete combustion. Determine
5 answers
2,714 views
In an experiment 3.10g of a compound of carbon, hydrogen and oxygen produce 4.4g of C02 and 2.7g of water on complete
4 answers
1,087 views
on complete combustion of one mole of a certain alkane , two moles of C02 and three moles of water was produced. determine the
2 answers
731 views
on complete combustion of one mole of a certain alkane , two moles of C02 and three moles of water was produced. determine the
4 answers
2,032 views
Calculate the mass of Pb(N03)2 required to make 500 cubic cm of 0.1M
solution(Pb=207, N=14, O=16)
1 answer
307 views
15 cubic centimeter of (CH3COOH) was dissolved in water to make 500 cubic centimeter of solution. calculate the concentration of
3 answers
425 views
Plz Show Me How It Come About
write an ionic equatio in the reaction betwee CaCO3 & HNO3
1 answer
376 views
120 cm^3 of NH3 gas was prepared and collected at R.T.P. All the NH3 gas was reacted with H3PO4 according to the following
2 answers
525 views
calculate the minimum volume of hydrogen gar hn cubic centimetres required to convert 3.18 g of CuO to Cu at s.t.p.
(Cu=64, O=16,
1 answer
449 views
Two gases A & B haue densities of 0.09 g/cm^3 and 0.16 g/cm^3 respectively.
If they diffuse under the same conditions, determine
4 answers
737 views
A hammer head of mass 600g produces a force of 360N when it strikes the head of a nail. Explain how it is possible for a hammer
2 answers
1,162 views
Can U Please Tell Me The Difference Between Parasitism And Predation.
1 answer
417 views
a hammer head of mass 600g produces a force of 360N whe it strikes the head of a nail. explain how it is possible for the haner
2 answers
630 views
if 25 cm^3 of a 0.1 M na2co3 solution neutralised a solution containing h2so4, in 250 cm^3 of solution.
calculate the molarity of
1 answer
435 views
