Use the information given in the lab's "Scientifc Background" and the "Flow chart to the unknown" (given at the end of the lab description) to answer the following queitions; Put the following steps in the correct order for determining the presence of NH4 ion in a solid unknown The gas that was tested is basic Add dilute NaOH Test the gas with moist red litmus paper No gas is evolved Put the following steps in order for determining the presence of SO42 - ion in a solid unknown Make a solution of the solid sample and add BaCl2(aq). No gas is evolved after the addition of base. No gas is evolved after the addition of acid. Add dilute NaOH Put the following steps in order for determining the presence of Clion in a solid unknown A white precinitate is formed No precipitate is produced Make a solution of the solid sample and add AgNO3(aq) Make a solution of the solid sample and add Ba(OH)2(aq)