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Energy Changes During A Chemical Reaction

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1 | Pa ge ENERGY CHANGES DURING A CHEMICAL REACTION Experimental s ample sets of data /readings/results for; 1. Both s olids dissolving endothermically in water. Initial temperature of BA1 = 25.0℃ Volume of water used = 50𝑐𝑚3 Mass of X = 6.0g Mass of Q = 6.0g Time (s) 0.00 30.00 60.00 90.00 120.00 150.00 180.00 Temperature of solution X and water ( ℃) 25.0 17.0 17.0 17.0 17.0 17.0 17.0 Temperature of solution Q and water ( ℃) 25.0 19.0 18.0 18.0 18.0 18.0 18.0 Plot a graph of temperature of the mixture of solution X and Q with water against time. Analysis : Calculate the am ount of heat absorbed in each ca se. 2. One s olid dissolving endothermically and the other exothermically in water. Initial temperature of BA1 = 25.0℃ Volume of water used = 50.0𝑐𝑚3 Mass of R = 6.0g Mass of Q = 6.0g Time (s) 0.00 30.00 60.00 90.00 120.00 150.00 180.00 Temperature of solution R and water ( ℃) 25.0 28.0 29.0 30.0 30.0 30.0 30.0 Temperature of solution Q and water ( ℃) 25.0 17.0 16.0 16.0 16.0 16.0 16.0 Plot a graph of temperature of the mixture of solution R and Q with water against time. Analysis : Calculate the am ount of heat in each ca se. 3. Both s olids dissolving exothermically in water. Initial temperature of water = 25.0℃ Volume of water used = 50.0𝑐𝑚3 Mass of Y = 3.0g Mass of Z = 3.0g Time (s) 0.00 30.00 60.00 90.00 120.00 150.00 180.00 Temperature of solution Y and water ( ℃) 25.0 28.0 30.0 31.0 31.0 31.0 31.0 Temperature of solution Z and water ( ℃) 25.0 27.0 29.0 29.0 29.0 29.0 29.0 2 | Pa ge Plot a graph of temperature of the mixture …
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Energy Changes During A Chemical Reaction, is an educational document on StudyUganda.com. This resource includes: "1 | Pa ge ENERGY CHANGES DURING A CHEMICAL REACTION Experimental s ample sets of data /readings/results for; 1. Both s olids dissolving endothermically in ……" (Format: PDF) — 303.29 KB, 3 pages. Added July 23, 2026.

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