What are hard waters?
No Answer is Posted For this Question
Be the First to Post Answer
What is phase transfer catalyst?
Define what is avogadro’s law?
however ozone is havier than oxygen still ozone is up there in sky why?
Acid value definition is number milligrams of koh required to nuetralise the acid present in one gram oil & fats but why not use naoh for nuetralisation?
what is the difference between vector and tensor?
What is Filtration ?
What is the octane number range of te petrol used in India ? 1)90-95 2)90-99 3)80-90
How is cement manufactured ?
What is the difference between gas and vapour?
Why does the water in tanks and ponds not freeze in winter ?
What is wave number?
Why does oil thrown on rough sea make it calmer ?