Activity 12.3 Class 10 Science Electricity
Experiment to demonstrate the resistance of wire change with the change in the length and thickness of the wire.
Activity 12.2 Class 10 Science Electricity
Experiment to demonstrates different material have different electrical conductance or resistance.
Activity 12.1 Class 10 Science Electricity
Experiment to demonstrate current increases proportionally with an increase in potential difference, Ohm’s Law.
7. What is the mass of 1 mole of nitrogen atoms
7. What is the mass of—(a) 1 mole of nitrogen atoms? (b) 4 moles of aluminium atoms (Atomic mass of aluminium= 27)? (c) 10 moles of sodium sulphite (Na2SO3)?