Answer Posted / brahm aggarwal
pH stands for "power of the hydronium ion", or the exponent of ten representing the concentration of the H3O+ radical. It can't be less than 0, and it doesn't get more concentrated than 10^14. So a substance with pH5 has 10x the concentration (of that ion) than one with pH4.
| Is This Answer Correct ? | 1 Yes | 2 No |
Post New Answer View All Answers
WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?
what is classification of elemental impurities? what is risk assement in elemental impurities?
for inorganic molecules require to do RS, Assay and disso?
why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?
How to choose the which salt is suitable for mobilephase
why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?
for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
Tell me about analytical method validation in QC
what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?
what is mean by nitrosamine impurities?
For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?
If combination product how require to identify which imp is of which api?
How to know the estimated LOQ concentration in ppm
How to set analyticl specification for combination products?
