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Questions and Answers

What are the three modes of heat transfer?

The three modes of heat transfer are conduction, convection, and radiation.

What is heat and how is it defined?

Heat is a form of energy that is transferred between substances or systems due to temperature differences.

Explain the concept of specific heat capacity.

Specific heat capacity is the amount of heat energy required to raise the temperature of a substance by one degree Celsius.

What are the properties of acids and bases?

Acids have a sour taste, turn blue litmus paper red, and react with metals to produce hydrogen gas. Bases have a bitter taste, turn red litmus paper blue, and feel slippery to the touch. Signup and view all the answers

What is the difference between a strong acid and a weak acid?

A strong acid completely ionizes in water and produces a high concentration of hydrogen ions. A weak acid only partially ionizes in water and produces a low concentration of hydrogen ions. Signup and view all the answers

What are salts and how are they formed?

Salts are ionic compounds formed when an acid reacts with a base. The hydrogen ions from the acid are replaced by metal or ammonium ions from the base. Signup and view all the answers