Alan has been driving 20 mph for the last half hour. The truck next to him has been there for a while now, so Alan is correct to assume that the
A)
)
truck is parked.
B)
speed of the truck is 10 mph.
speed of the truck is 20 mph.
D)
speed of the truck is 30 mph.

Afamily is one another name for a group on the table of elements.

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

Which element would mostly likely have an electron affinity measuring closest to zero