The decomposition of 57.0 g of fe2o3 results in consider the following reaction. 2fe2o3 > 4fe + 3o2 deltah degree rxn = + 824.2 kj decomposition of 57.0 g of fe2o3 results in the release of 294 kj of heat. a. the absorption of 23500 kj of heat. b. the absorption of 147 kj of heat. c. the absorption of 294 kj of heat. d. the release of 23500 kj of heat. e. the release of 147 kj of heat.

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later