No, except at the beginning of the sentence because it is not a proper noun.
But the brand names of the penicillins should be capitalized.
Examples:
Penicillin VK, Bicillin L-A, Veetids
Yes, the term "Hispanic" should be capitalized when referring to people of Spanish-speaking descent or origin. It is considered a proper noun in this context.
Yes it should always be capitalized.
Yes, when referring to the title of the President of the United States, it should always be capitalized.
Yes, "Hormel" should be capitalized as it is a proper noun/name. You would write it as "Hormel chili."
Yes, it should always be capitalized.
Yes, "I am" is typically capitalized because "I" is a pronoun and should always be capitalized in English.
Yes, both Hindu and Hinduism should always be capitalized.
When it refers to the language, it should always be capitalized.
No, the word "rif" is not always capitalized. It should only be capitalized if it is part of a proper noun or at the beginning of a sentence.
"space shuttle" usually is not capitalized unless you're talking about "The Space Shuttle". Endeavour should always be capitalized because it is the name of the orbiter, and names should always be capitalized.
The word Copyright should always be capitalized. It is a specific name for a specific thing.
Yes, Sunday should always be capitalized.