If you filter a mixture of sand and salt-water, what will the solid residue in the filter paper consist of? Salt only

Sand and salt

Sand only

Sand only bc the salt dissolved and sand doesn't

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

Answer(28.02g/mol);