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Heat energy changes in chemical reactions

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Question 4

During an investigation into the energy changes when different salts dissolve, a student recorded the mass measurements shown in Table 1.

Table 1

MeasurementMass in g
Mass of empty weighing bottle11.45
Mass of weighing bottle + salt14.88

Use the measurements in Table 1 to calculate the mass of the salt, in grams, added to the water.

[1]

Heat energy changes in chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /Heat energy changes in chemical reactions

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