Answer:
it can be done using the method of lithium paper
The right answer for the question that is being asked and shown above is that: "E. This process involves breaking and reshaping of substances, which is an an important clue to chemical change." The process of a chemical change is that it involves breaking and reshaping of substances, which is an an important clue to chemical change.<span>
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Explanation:
RAM={mass number ×relative abundance (%) + mass number ×relative abundance (%)} ÷100%
so take (91.05×20) +(8.95×22)
Explanation:
element with atomic numbers 7 and 83 have 5 and 5 valence electrons
