In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?1304
what is the difference between heat and temperature?4 4835
what is the difference between vector and tensor?3 4758
Which element is nether a solid nor a liquid?8 5444
Any reaction can be reversed by applying potential. But, why can't we recharge the primary cell?1028
What is the difference between gas and vapour?14 40430
What is the octane number range of te petrol used in India ? 1)90-95 2)90-99 3)80-908 14786
What is the Finger Print region10 42343
What is the acidity of a base1 2299
What is the white precipitate produced at the end of point?
Why is ammonia-ammonium chloride buffer added?
What is the min constitutes of haematite ore?
Why be is not soluble in liquid ammonia?
What is buffer?
What is a potentiometer titration?
How will you calculate how many moles of glucose present in 320 ml of 5.0 m of glucose solution?
How many millilitre is equal to 1 litre and how many microliter is equal to litre?
What are filters? Why are they used?
How do you express the total hardness of water?
What is the composition of ferroin?
Mention the different types of conductivities.
Why is ammonia added? Why is that same amount of ammonia added?
Differentiate between modern periodic table and mendeleevs table?
State beer-lambert’s law.