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Why do we need SI units?
Why do we need SI units?
Most common doubt!!!
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Q.What are the limitations of Dalton's atomic theory? A. There are various drawbacks of Dalton's Atomic Theory:
Atomic mass and molecular mass
Mole
Equivalent weight
Empirical formula and Molecular formula
Limiting reagent
Molarity and Normality
Hardness of water
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Stability of elements
Elements of Periodic Table
What is the unit of Intensity?
what is the formula of Sodium chloride?

1 2 3 4 5 6 7 ?

2, 6 , 15, 31, ?
4 6 8 10 12 ?

Why is glass considered a super cooled liquid?

Why is glass considered a super cooled liquid?

Calculate the molar mass of the following substances. (c) baking soda

A particle executing simple harmonic motion comes to rest at the extreme positions. Is the resultant force on the particle zero
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