*show work to find solution.*explain in the text how you approached and worked through the problem.1) Determine the mass of each of the following:(a) 2.345 mol LiCl(b) 0.0872 mol acetylene, C2H2(c) 3.3 × 10?2 mol Na2 CO3(d) 1.23 × 103 mol fructose, C6 H12 O6(e) 0.5758 mol FeSO4(H2O)72)Using the periodic table, identify the heaviest member of each of the following groups: (a) alkali metals. (b) chalcogens. (c) noble gases. (d) alkaline earth metals.
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