identify the list in which all salts produce a basic aqueous solution. 1. agno3, nacho2, cri3 2. kch3coo, nacn, kf 3. ch3nh3cl, kno3, nabz (sodium benzoate) 4. alcl3, zn(no3)2, kclo4 5. nh4cl, c6h4nh3no3, fei3