 # Concentration Calculator and Concentration Converter

The converter allows the user to convert between different ways of expressing concentration  involving  mass percentage,  mass-volume percentage,  volume-volume percentage,  molarity, normality,  ppm,  ppb and ppt.  It can be used in the preparation of the solution for chemical analysis,  food testing, etc and applies to medicine,  agriculture, chemical industry and food industry.
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 Concentration Calculator and Converter    #nav{position:fixed; top:20px; left:30px;width:86px;height: 67px; border:1px solid #aaa;display: none;background: #fafafa;padding-left: 8px;padding-right: 8px;padding-top: 12px}
 I want to convert... Pre-input parameter To The solution density  The density of solute Valence Solved formula Convert from Parts per billion(ppb)Parts per million(ppm)Parts per trillion(ppt)NormalityMolarityVolume-volume percentageMass percentageMass-volume percentage Convert to Parts per billion(ppb)Parts per million(ppm)Parts per trillion(ppt)NormalityMolarityVolume-volume percentageMass percentageMass-volume percentage Concentration of solution concentration of solution Changes in the concentration of solution The amount of solution The amount of solution The amount of solute The amount of solute Examples for solution preparation: 1.Calculate the weight of MgCl2.6H2O needed to prepare 200ml of 1M MgCl2 solution.  Concentration specified on the left :  Choose molarity from concentration list,  then enter 1 in the concentration of solution field, enter 0.2 in The amount of solution field; Concentration specified on the right :Choose mass-volume percentage from  concentration list; Pre-input parameter: Enter MgCl2.6H2O in solved formula field, click the "Calculate" button on the right of solved formula field to get the molar mass of MgCl2.6H2O;Click the "Calculate" button at the bottom of this box, then 40.65996 gram in the amount of solute field on the right is the weigh of MgCl2.6H2O  needed. 2.How can I prepare 200ml of 75% v/v ethanol from 95% v/v ethanol?  Concentration specified on the left:  Choose mass-volume percentage from concentration list, then enter 75 in the concentration of solution field, enter 0.2 in The amount of solution field;  Concentration specified on the right: Choose mass-volume percentage from concentration list, then click checkbox to change in the concentration of solution, enter 75 in the concentration of solution field; Click the "Calculate" button at the bottom of this box, then 0.157894737L in the amount of solution field on the right is the volume of 95% v/v ethanol needed. 3.How can I prepare 1.0×103mL of 0.1mol/L HCl from 37% w/w HCl? The density of 37% w/w HCl is 1.19g/mL.  1) The first step is to convert the 37% w/w HCl to molarity(see example above), that is 12.07595mol/L;  2) Choose molarity from concentration list on the left , then enter 0.1 in the concentration of solution field, enter 1 in the amount of solution field,click checkbox on tne right to change in the concentration of solution; Click the "Calculate" button at the bottom of this box, then 0.008280922L in the amount of solution field on the right  is the volume of 37% w/w HCl needed. Mass percentage and densities of common solutionSubstance                   Formula        Mass percentage(%)       Density glacial acetic acid       CH3COOH             99.5                            1.050 methanoic acid            HCOOH                  90                               1.200 hydrochloric acid         HCl                          10                               1.050nitric acid                       HNO3                     71                               1.420 nitric acid                       HNO3                     61                               1.370perchloric acid              HClO3                    60                               1.540 sulphuric acid               H2SO4                   96                               1.840 potassium hydroxide   KOH                       50                               1.520 sodium hydroxide         NaOH                    50                               1.530 ethanoic acid                CH3COOH            36                               1.045 hydrochloric acid          HCl                         36                               1.180 nitric acid                        HNO3                    67                               1.400 perchloric acid               HClO3                   70                              1.670 phosphoric acid            H2PO4                   85                             1.700 ammonium hydroxide  NH4OH                 28                              0.898potassium hydroxide    KOH                      10                              1.090 sodium hydroxide          NaOH                   10                              1.110
 Top Use: Mass-volume percentage to MolarityRecent user inquiry:2020/9/22 09:49Molarity to Parts per million(ppm)2020/9/22 09:36Molarity to Normality2020/9/22 09:07Molarity to Mass percentage2020/9/22 08:54Parts per million(ppm) to Normality2020/9/22 08:45Volume-volume percentage to Molarity