Thursday, April 29, 2021

Acids, Bases and Salts | Class 10 | Activity 2.10 with Solution

Activity 2.10 
  • Take 10 mL water in a beaker.
  • Add a few drops of concentrated H2SO4 to it and swirl the beaker slowly.
  • Touch the base of the beaker.
  • Is there a change in temperature?
✅ Answer: Yes. It becomes hot.
  • Is this an exothermic or endothermic process?
✅ Answer: Exothermic.
  • Repeat the above Activity with sodium hydroxide pellets and record your observations.
✅ Answer: It is also an exothermic reaction.

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