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Chemistry Form 3 Questions and Answers
0
votes
1
answer
what is Boyle's law
answered
6 days
ago
in
Chemistry Form 3
by
0798211XXX
gas laws
0
votes
3
answers
what is the mass of 22.4 l of ammonia
answered
6 days
ago
in
Chemistry Form 3
by
0729902XXX
the mole: formulae and chemical equations
0
votes
2
answers
Explain how you would show chemically that a given gas is ammonia.
answered
6 days
ago
in
Chemistry Form 3
by
0729902XXX
0
votes
1
answer
what is Boyle's law
answered
Nov 23
in
Chemistry Form 3
by
0740739XXX
gas laws
0
votes
11
answers
state Charles law
answered
Nov 20
in
Chemistry Form 3
by
0746395XXX
gas laws
0
votes
1
answer
what is the lattice energy
answered
Nov 15
in
Chemistry Form 3
by
0723893XXX
gas laws
0
votes
1
answer
what mass of copper 2 oxide will just neutralize dilute nitric 5 acid containing 3.15 g off pure nitric 5 acid dissolved in water
answered
Nov 4
in
Chemistry Form 3
by
0722741XXX
the mole: formulae and chemical equations
0
votes
0
answers
what is the lattice energy
asked
Nov 3
in
Chemistry Form 3
by
0724925XXX
organic chemistry one
0
votes
0
answers
what is the lattice energy
asked
Nov 3
in
Chemistry Form 3
by
0724925XXX
the mole: formulae and chemical equations
0
votes
0
answers
what is the lattice energy
asked
Nov 3
in
Chemistry Form 3
by
0724925XXX
the mole: formulae and chemical equations
0
votes
10
answers
Organic chemistry 1
answered
Nov 1
in
Chemistry Form 3
by
0717740XXX
organic chemistry one
0
votes
1
answer
In an experiment a mixture of 126.0cm3 of nitrogen gas and 120.0cm3 of hydrogen gas was heated in the presence of iron catalyst. Determine the composition of the final gaseous mixture.
answered
Oct 31
in
Chemistry Form 3
by
0768545XXX
gas laws
0
votes
0
answers
In an experiment a mixture of 126.0cm3 of nitrogen gas and 120.0cm3 of hydrogen gas was heated in the presence of iron catalyst. Determine the composition of the final gaseous mixture.
asked
Oct 30
in
Chemistry Form 3
by
0758752XXX
gas laws
0
votes
4
answers
how many molecules of gas are contained in 5 dm³ cubed of hydrogen at STP
answered
Sep 22
in
Chemistry Form 3
by
0716239XXX
the mole: formulae and chemical equations
0
votes
1
answer
what volume of hydrogen is evolved when 20 g of zinc is reacted with excess dilute sulphuric VI acid at STP
answered
Sep 12
in
Chemistry Form 3
by
anony mous
the mole: formulae and chemical equations
0
votes
2
answers
one use on nitrogen 1 oxide
answered
Aug 24
in
Chemistry Form 3
by
DavittaKiXXX
nitrogen and its compounds
0
votes
2
answers
calculate the relative molecular mass of the following gases from the information given 0.4 g of oxygen is 288 and interstate at STP
answered
Aug 14
in
Chemistry Form 3
by
0105985XXX
the mole: formulae and chemical equations
0
votes
0
answers
an evacuated flask has a mass of 90.050 grams when filled with gas at STP the plus 2 is 19.121 grams if the volume of the flask was 22.2 centimetres cubed calculate the relative molecular mass of gas-x and suggest is identity
asked
Aug 13
in
Chemistry Form 3
by
0715220XXX
the mole: formulae and chemical equations
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votes
0
answers
what is the mass of 4480dm³ of nitrogen gas
asked
Aug 13
in
Chemistry Form 3
by
0715220XXX
the mole: formulae and chemical equations
0
votes
0
answers
a mass of 5.125 g washing soda crystals are disacsolved and made up to 250 CM3 of solution at 25.07% of the solution required 35.8 CM3 of 0.05 molar sulphuric VI acid for neutralization calculate the percentage of sodium carbonate in the crystals
asked
Aug 13
in
Chemistry Form 3
by
0715220XXX
the mole: formulae and chemical equations
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