why the pH scale range is 0-14?
What is weak acid?
What is kentchin?
Why is acetic acid added?
What are constituents of brass?
What is difference between LVT and RVT Viscometer?
Which element is liquid at ordinary temperature ?
Why does a pencil look cracked, when partly immersed in water ?
Explain the Atomic Molecular Theory ?
When we heat one end of and iron bar, the other end also gets heated up why ?
why in atomic mass electron is not include while proton and neutron include? although electron is a part of atom.
What is Liquation ?
How can fresh water be made from salt water ?