rajusagar678

you need to prepare a diluted sulfuric acid solution that is .500M. the original stock solution is 18.0M and you pull out 2.50ml how much water must you add to make the diluted solution

What do you mean by photoelectric effect?

3 g of a salt of molecular weight 30 is dissolved in 250 g of water. The molality of the solution is ____

What happens when an electron moves nearer to the nucleus of the atom?

The weight of 1 × 1022 molecules of CuSO4 .5H2O is ____

27 g of Al will react completely with how many grams of oxygen?
(a) 8 g (b) 16 g (c) 32 g (d) 24 g

The absence of cobalt in minute quantities in human body causes what?

 What do you mean by a buffer solution?

Which element can easily form chains?

What is psychology?

What is the fullform of isro?