1. ambience/2. atmosphere/3. vibe

- the relaxed ambience of the city.

- The ambience in that hotel is one of warmth and charm

Q1) Are 2 and 3 also natural in the ambience position?

Q2) Is 3 likely to be seen in casual conversation and 1 in written English? And 2 in either situation?
1-- No, vibes (the plural is the norm) is slang.
2-- Both ambience and atmosphere are standard spoken and written.
Vibes and moody