PLEASE HURRY!! There are linguistic phenomena of dialect varieties that enjoy greater or lesser social prestige. Why do you think that happens?

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.

How many moles are contained in 5.6 l of h2 at stp

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils