How many of g of S are required to produce 10 moles and 20 g of `H_(2)SO_(4)` respectively?

Answer

A-r,s ; B-p,r,t ; C-q,r,t ; D-r,t

Explanation

In the solid state, `B(OH)_3` units are hydrogen bonded together in to two dimensional sheets with almost hyxagonal symmetry.The layered are quite a large distance apart (3.18Å)
(D)