True!
Energy released by system is absorbed by surroundings.
If the crucible wasn't covered with a lid the reactants may have produced a gas that was released into the surroundings, or mass may have been lost in the form of water vapour.
The answer is B. Equilibrium means a state in which opposing forces or influences are balanced.
Answer:
alright that sounds like a recipe i gota try
Answer:
Cool air moves down while hot air rises
