PO Hydrogen gas (Hz) and oxygen gas (O) react to form liquid hydrogen peroxide (H202)
Which statement is true about the reaction?
O The atoms of the reactants have combined to form a new substance.
O The same atoms are present, so the chemical properties are the same.
O The two gases have mixed together, but
new substance has not formed.
O The product that is formed has the same physical properties as the reactants

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

What’s the question

Matter- occupies space and possesses rest massno matter is the opposite