Use the drop-down menus to describe the key aspects of the function f(x) = -x – 2x – 1.
the vertex is the
the function is increasing
the function is decreasing
the domain of the function is
the range of the function is

2h2o2--> 2h2o + o2

this reaction is of the spontaneous decomposition of hydrogen peroxide down into water and oxygen.

add 2 molecules of hydrogen peroxide and 2 molecules of water. since oxygen is naturally diatomic, the total number of atoms of each element is now the same on both sides of the equation so it is balanced.

this may not be entirely correct but let me know.

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)