A:get up
B:get away
C:get off
Here's a recipe a great turkey sandwich!
现有5mL Ag+浓度为0.1mol•L﹣1的某溶液,加入等物质的量的某种碱金属盐,待卤化物完全沉淀后,经过滤、干燥,称得质量为0.013g,则此沉淀是( )