如何使用盐酸和氢氧化钠调节PH值?
调PH值一般用的盐酸和氢氧化钠是多少摩尔浓度?1mol/L还是1mol/.配置上述所需浓度需要盐酸多少毫升?④,氢氧化钠多少克.微生物培养基配制时需要调PH值。。
氢氧化钠浓度与ph值对照表(全) 原发布者:CHUANTY8888氢氧化钠浓度与ph值对照表氢氧化钠浓度%0.00000001%0.00000002%0.00000003%0.00000005%0.0000001%0.0000002%0.0000004%0.0000008%0.0000016%0.0000032%0.0000063%0.0000125%0.000025%0.000050%0.00010%0.010%0.010%0.020%0.030%0.050%0.10%0.20%0.040%0.05%0.10%0.20%0.30%0.40%0.50%0.60%0.70%0.80%0.90%1.00%1.10%1.20%1.30%1.40%氢氧化钠浓度mol/l0.000000.000000.000000.000000.000000.000000.000000.000000.000000.000000.000000.000000.000010.000010.000030.002500.002500.005000.007500.012500.025000.050000.010000.012500.025000.050000.075000.100000.125000.150000.175000.200000.225000.250000.275000.300000.325000.35000OHmol/l0.000000.000000.000000.000000.000000.000000.000000.000000.000000.000000.000000.000000.000010.000010.000030.002500.002500.005000.007500.012500.025000.050000.010000.012500.025000.050000.075000.100000.125000.150000.175000.200000.225000.250000.275000.300000.325000.35000lgOH-8.60206-8.30103-8.12494-7.90309-7.60206-7.30103-7-6.69897-6.39794-6.09691-5.80272-5.50515-5.20412-4.90309-4。.
为什么调Ph值要用盐酸或氢氧化钠?有几个原因:原因1:氢氧化钠和盐酸都属于强酸和强碱,与水结合就能产生大量氢离子和氢氧根离子,不是可逆反应,因此用来调ph:-氢氧化钠,。