How many moles of water (h2o) would be produced if 10 moles of o2 gas reacted completely with excess h2 gas?
2 h2(g) + o2(g) → 2 h2o(g)
a. 5
b. 10
c. 20
d. 30

2 H2(g) + O2(g) → 2 H2O(g)

according to the reaction:
1 mole of O22 moles of H2O
10 moles of O2 x
x = 20 mole of H2O

C

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