Chemistry, asked by baskardme305, 6 hours ago

When 250ml of sample of hard water is titrated against standard EDTA of strength 0.01M, it consumed 12.5ml the same EDTA calculate the carbonate and non-carbonate hardness of the sample in mg/l​

Answers

Answered by madeline856
0

Answer:

The total hardness of water is estimated by titrating the water sample against EDTA using Eriochrome Black-T (EBT) indicator. Initially EBT forms a weak EBT- Ca2+/Mg2+ wine red coloured complex with Ca2+/Mg2+ ions present in the hard water.

Previous Question
Next Question
Similar questions
Science, 3 hours ago
(xxvii) Which is a homogenous mix- ture? 1 (a) . It has a fixed composition (b) It cannot be broken down to simpler substances 1 (c) It has non-uniform composi- tion 1 (d) It has uniform composition ​...
Science, 3 hours ago
best quality of rabi crop I just want the quality of rabi crop not the examples​...
Business Studies, 3 hours ago
exapalin the main functions of commercial bank?​
Chemistry, 6 hours ago
HELP ME GUYS !! its urgent...
Math, 6 hours ago
find l.c.m.of ⅜,5/12and 9/16​...
Hindi, 7 months ago
गड्ढा se milta julta shabd...
English, 7 months ago
range? 5) का! के उत्क्रमणीय इंजन का सिद्धांत क्या है? इसके प्रमुख भागों के कार्य समझाइए। What is the principle of Carnot's reversible engine ? Explain the work parts. (अथवा) (OR) समतापी प्रसार में गैस द्वारा किए गए कार्य के लिए व्यंजक ज्ञात कीजिए। Find the expression of work done by the gas in isothermal expansion.​
Physics, 7 months ago
what is volocityand unit of point​...