TY - BOOK ED - longhorn publishers ED - longhorn publishers TI - mastering chemistry practicals: practicals questions answers/ SN - 996631245-5 AV - 373/.540 540 U1 - 373/.540 1st edition. PY - 2012/// CY - nairobi PB - longhorn publishers. KW - longhorn pulishers KW - chemistry KW - mastering chemistry practicals questions & answers KW - english ER -