Anonymousbubbles Anonymousbubbles

04-09-2020
Chemistry

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Are the following changes exothermic or endothermic? Explain your answer.
i) 2Al(s) + Fe2O2(s) = Al2O3(s) + 2Fe(s)
ii) HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l)
iii) H2O(s) = H2O(l)

Respuesta :

Shrestha123 Shrestha123

04-09-2020

Answer:

1 exotomic

2 exotomic

3 endotomic

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