Answer:
In its stable molecular form, oxygen exists as two atoms and is written O2. to distinguish it from an atom of oxygen O, or ozone, a molecule of three oxygen atoms, O3. Even though each of these is all oxygen, combining atoms of the same element may give very different properties to the molecule.
Explanation:
The C) narrator provides the voice of the storyteller and guides the reader through the events of the story.
Narrator is usually the protagonist, or the main character of a story, through whose point of view we find out what is happening in the novel.
An informative speech aims to inform the audience about a specific topic. A persuasive speech aims to persuade the audience to perform a certain action or convince the audience to adopt the belief or opinion of the speaker. Many speeches will combine features of informative and persuasive speeches
