Write a program that will read a molecular formula such as H2SO4 and willwrite out the molecular weight of the compound that it represents. Your program should be able to handle bracketed radicals such as in Al2(SO4)3. [Hint:molecular weighUse recursion to find the molecular weight of a bracketed radical. Simplifica-
tions: You may find it helpful to enclose the whole formula in parentheses (…).You will need to set up a hash table of atomic weights of elements, indexedby their abbreviations. For simplicity, the table may be restricted to the morecommon elements. Some elements have one-letter abbreviations, and sometwo. For uniformity you may add blanks to the one-letter abbreviations.]
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