Shweta thakur Asked a Question
September 23, 2020 7:53 pmpts 30 pts
-43 kcal 4 43 kca -64 kcal 19. The heats of formation of Na,B,O, (s) and Na,B,0, 10H,0 (s) are -742 and -1460 kcal respectively. Calculate the heat of hydration of Na,B,O, in forming decahydrate. -718 kcal 20. The heats of combustion of graphite and diamond -395 kJ/mole respectiu
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  • Priyanshu kumar thankyou
    check
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