Thursday, 7 February 2019

рдХोрдИ рднी рдоॉрд▓िрдХ्рдпूрд▓ рдХा рдкॉрдЗंрдЯ рдЧ्рд░ुрдк рдХैрд╕े рдиिрдХрд▓рддे рд╣ै
how to determine point group of any molecule
group theory of chemistry