Last Updated On [03-11-2023]
The gaseous hydrocarbon acetylene, C2H2 used in Welder’s torches, releases Kj, when 1 mole of C2H2 undergoes combustion, then which of the following is not true?
(a)
Combustion of acetylene is an exothermic reaction
(b)
The balanced chemical reaction of combustion of acetylene is C2H2+5O2→2CO2+H2O
(c)
2 moles of water produced when 2 moles of acetylene reacts
(d)
44g of CO2 produced, when 13 g of acetylene reacts
The gaseous hydrocarbon acetylene, C2H2 used in Welder’s torches, releases Kj, when 1 mole of C2H2 undergoes combustion, then which of the following is not true?
(a)
Combustion of acetylene is an exothermic reaction
(b)
The balanced chemical reaction of combustion of acetylene is C2H2+5O2→2CO2+H2O
(c)
2 moles of water produced when 2 moles of acetylene reacts
(d)
44g of CO2 produced, when 13 g of acetylene reacts
Question ID - 155281 :-
The gaseous hydrocarbon acetylene, C2H2 used in Welder’s torches, releases Kj, when 1 mole of C2H2 undergoes combustion, then which of the following is not true?
(a)
Combustion of acetylene is an exothermic reaction
(b)
The balanced chemical reaction of combustion of acetylene is C2H2+5O2→2CO2+H2O
(c)
2 moles of water produced when 2 moles of acetylene reacts
(d)
44g of CO2 produced, when 13 g of acetylene reacts
|
The gaseous hydrocarbon acetylene, C2H2 used in Welder’s torches, releases Kj, when 1 mole of C2H2 undergoes combustion, then which of the following is not true? |
|||
|
(a) |
Combustion of acetylene is an exothermic reaction |
(b) |
The balanced chemical reaction of combustion of acetylene is C2H2+5O2→2CO2+H2O |
|
(c) |
2 moles of water produced when 2 moles of acetylene reacts |
(d) |
44g of CO2 produced, when 13 g of acetylene reacts |
The balanced chemical reaction of combustion of acetylene is C2H2+5O2→2CO2+H2O
Next Question :
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The reusable booster rockets of the U.S. space shuttle use a mixture of aluminium and ammonium perchlorate for fuel. A possible equation for this reaction is 3Al(s)+3NH4ClO4(s)→Al2O3(s)+AlCl3(s)+3NO2(g)+6H2O(s) What mass of NH4ClO4 should be used in the fuel mixture for every kilogram of Al? |
|||||||
|
(a) |
3kg |
(b) |
3.388g |
(c) |
4.351g |
(d) |
4kg |
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