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Why is it necessary to have hot nichrome wire in the gas jar
asked
Oct 5, 2021
in
Chemistry Form 3
by
Maggie004
nitrogen and its compounds
0
votes
1
answer
Wh is it necessary to have hot nichrome wire in the gas jar
asked
Oct 5, 2021
in
Chemistry Form 3
by
Maggie004
nitrogen and its compounds
0
votes
1
answer
Wh is it necessary to have hot nichrome wire in the gas jar
asked
Oct 5, 2021
in
Chemistry Form 3
by
Maggie004
nitrogen and its compounds
0
votes
0
answers
How to get iron (11)chloride from iron fillings
asked
Oct 1, 2021
in
Chemistry Form 2
by
rebeccakim
chemical families: patterns in properties
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votes
4
answers
what is acid?
asked
Sep 24, 2021
in
Chemistry Form 1
by
Robertbengat
acids
bases and indicators
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votes
4
answers
what is a mole
asked
Sep 17, 2021
in
Chemistry Form 3
by
mosesochi
the mole: formulae and chemical equations
0
votes
8
answers
Why are most apparatus made of glass?
asked
Sep 16, 2021
in
Chemistry Form 1
by
bintyseyyid
introduction to chemistry
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draw a structural formulae of two positional isomers with molecular formulae C4H8
asked
Sep 12, 2021
in
Chemistry Form 3
by
lamito
organic chemistry one
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votes
5
answers
one use on nitrogen 1 oxide
asked
Sep 12, 2021
in
Chemistry Form 3
by
lamito
nitrogen and its compounds
nitrogen 1 oxide can be prepared in the lab using mixture of ammonium chloride and sodium nitrate solution. the reaction occurs in two steps .state the two steps
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2
answers
one use on nitrogen 1 oxide
asked
Sep 12, 2021
in
Chemistry Form 3
by
lamito
nitrogen and its compounds
0
votes
3
answers
What is the function of acetylcholine?
asked
Sep 4, 2021
in
Chemistry Form 4
by
Nater
organic chemistry
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votes
0
answers
when 100cm cube of gaseous hydrocarbon(cxHy) burn in 400cm cube of oxygen is unused,200cm cube of steam are produced find out the formular of the hydrocarbon
asked
Sep 4, 2021
in
Chemistry Form 3
by
bettyke
the mole: formulae and chemical equations
0
votes
3
answers
How to calculate molarity of a titer
asked
Sep 2, 2021
in
Chemistry Form 3
by
underground
the mole: formulae and chemical equations
moles
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votes
1
answer
Write an equation to show the effect of heat on:
asked
Aug 30, 2021
in
Chemistry Form 1
by
anony mous
chemical families patterns in properties
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votes
3
answers
State three methods of preventing rusting.
asked
Aug 30, 2021
in
Chemistry Form 1
by
anony mous
air and combustion
composition of air
rusting
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votes
1
answer
State three conditions necessary for rusting.
asked
Aug 30, 2021
in
Chemistry Form 1
by
anony mous
air and combustion
rusting
0
votes
1
answer
The table below shows the PH values of solutions I, II, III and IV.
asked
Aug 30, 2021
in
Chemistry Form 1
by
anony mous
acids bases and indicators
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votes
2
answers
The table below shows some properties of substances D, F and E. Study it and answer the questions that follow.
asked
Aug 30, 2021
in
Chemistry Form 2
by
anony mous
chemical families patterns in properties
0
votes
1
answer
The table below gives the energy required to remove the outermost electron for some group I elements.
asked
Aug 30, 2021
in
Chemistry Form 2
by
anony mous
structure of the atom and the periodic table
chemical families patterns in properties
0
votes
1
answer
The diagram below shows the physical state of matter. Study it and answer the questions that follow.
asked
Aug 30, 2021
in
Chemistry Form 1
by
anony mous
simple classification of substances
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