Answer:
It foreshadows a disaster to come and causes readers to fear for the narrator's safety.
Answer:
In addition to his moral weakness, Macbeth is easily persuaded because he lacks judgement and has a poor will. Although he has given himself good reasons not to kill Duncan, his mind switches quickly as soon as Lady Macbeth starts provoking him.
Facts can only be presented in a biased way if the person responsible for communicating them is involved in some way with the subject. So the student might be biased about plagiarism if he or she is writing a paper and tempted to cheat.
Hydrous is a term used in chemistry to describe a substance that contain water and that is devoid of water, respectively.