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ID number:968713
Evaluation:
Published: 06.05.2003.
Language: English
Level: Secondary school
Literature: n/a
References: Not used
Extract

>>>Heat of Reaction
Aim: To determine the heat of reaction of NaOH with HCl
ApparatusMaterials: Polythene Cup,
Thermometer,
Measuring Cylinder,
NaOH,
HCl.
Procedure: (1) 25cm" of HCl was placed in polythene cup,
(2) HCl was left to stand for 5 minutes and then the temperature was taken
(3) Steps 1-2 was repeat with NaOH instead of HCl,
(4) NaOH was added to HCl in polythene cup and stirred for 5minutes and the highest temperature the liquid rose to was recorded.
Results: Initial temperature of NaOH - 32˚
Initial temperature of HCl - 31˚
Final temperature of mixture…

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