A. 100ml
B. 20ml
C. 30ml
D. 40ml
E. 50ml
[单选题]配制0.5%过氧乙酸5000ml,需20%过氧乙酸和水各多少毫升()A .125ml和4875mlB .4875ml和125mlC .120ml和4880mlD .4880ml和120ml
[单选题,A2型题,A1/A2型题] 配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液()。A . 400mlB . 40mlC . 20mlD . 10mlE . 4ml
[单选题]配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液( )。A.400mlB.40mlC.20mlD.10mlE.4ml
[单选题]配制0.5%过氧乙酸2000ml,需2%过氧乙酸A.100mlB.200mlC.300mlD.400mlE.500ml
[单选题]配制0.5%过氧乙酸2000ml,需2%过氧乙酸()A . 100mlB . 200m1C . 300mlD . 400mlE . 500ml
配制0.2%的过氧乙酸溶液1000 ml,应取5%的过氧乙酸溶液的量是()。A. 50 mlB. 30 mlC. 20 mlD. 10 mlE. 40 ml
配制0.2%的过氧乙酸溶液1000 ml,应取5%的过氧乙酸溶液的量是()A. 50 mlB. 10 mlC. 30 mlD. 20 mlE. 40 ml
配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液的量是A. 10mlB. 20mlC. 30mlD. 40mlE. 50ml
[单选题,A2型题,A1/A2型题] 护士小李要配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液()。A . 4mlB . 10mlC . 20mlD . 40mlE . 400ml
[单选题]配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液的量是A.10mlB.20mlC.30mlD.40mlE.50ml