4. Baking soda, NaHCO,, decomposes when it is heated. How much heat will be absorbed by the decomposition of 5.25 moles of baking soda? 2 NaHCO, → Na2CO, + H, O + CO, AH = +129 kJ ​

1.from liquid state to gaseous state is evaporation 3.solid to liquid is melting 5. solid to gaseous state is sublimation 6. gas to solid state is decomposition 7. a change of state is known as the states of matters

Olá. porque a reação na temperatura é muito rapida a do copo : )