fluffylove83
25.09.2020 •
Chemistry
Where can we observe energy transformations in everyday life
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Ответ:
The Sun transforms nuclear energy into heat and light energy.
Our bodies convert chemical energy in our food into mechanical energy for us to move.
An electric fan transforms electrical energy into kinetic energy.
Ответ:
Iron, cadmium, cobalt, nickel, tin and lead do not react with water, but hydrochloric acid will dissolve them, displacing the hydrogen from the HCl. Iron reacts with hydrogen chloride to produce iron chloride, FeCl2 — sometimes known as ferrous chloride.
Explanation: