Who has been appointed as the 16th Attorney General of India in September 2022?
Mukul Rohatgi
Goolam Essaji Vahanvati
R Venkataramani
Kotayan Katankot Venugopal
_________ is the chemical formula of ethanoic Acid.
Makar Sankranti marks the beginning of 'Uttarayana' and is celebrated on ______________.