According to this graph, which statement describes how the amount of iron changes over time in the reaction
fe2o3 + 3h2 → 2fe + 3h2o?
a.
the amount of the product fe increases rapidly at first and then continues to increase slowly.
b.
as time passes there is steady decrease in the amount of fe.
c.
as time passes fe2o3 and fe will reach a dynamic equilibrium.
d.
the amount of the reactant fe2o3 increases rapidly at first and then continues to increase slowly.

Which is the best for showing percentages of different types of cars sold(gas hybrid , electric , other ) in the united states ?

High schoolphysics 5+3 pts a neon light consists of a glass tube with metal wires at each end. when connected to a high-voltage source, the gas glows. if a fly lands on the glass tube, what will most likely happen? a) the fly will not feel a shock because the glass conducts any free electrons back into the gas. b) electrons will flow directly from the metal wires along the glass and shock the fly. c) the fly will not feel a shock because the glass insulates it from the electrons in the gas and the metal. d) electrons that are moving through the gas will be conducted through the glass and shock the fly.

A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?