What is the basicity/acidity of na2co3
Mention a few application of cod test in environmental engineering practice.
How does the viscosity vary with temperature?
Difference between an Atom and an Ion ?
Fresh form of water is obtained from?
What are the uses of Alloy ?
What is the unit of conductance?
Explain about Oxide ?
What is viscosity-coefficient of a liquid?
What causes smoke to curl up into the air ?
Which is the best conductor of electricity?
What is weak acid?
Why does a pond of clear water appear less deep than it really is?