hardness, Chemistry

Assignment Help:

1. A sample of water contains: suspended matter = 100 mg; Ca(NO3)2 = 16.4 mg/L; MgSO4 = 24 mg/L; MgCl2 = 19 mg/L; NaOH = 40 mg/L and KOH = 56 mg/L. Calculate temporary, permanent and total hardness of the water sample in °Fr. (Atomic masses of Na = 23; Mg = 24; K = 39 and Ca = 40)

Related Discussions:- hardness

Brønsted acids and bases, Definitions   A Br ø nsted base a proton...

Definitions   A Br ø nsted base a proton acceptor, and Br ø nsted acid is a proton donor. In this definition an acid-base reaction accepts protolysis:

Break point chlorination, Break point chlorination: It may be defined as t...

Break point chlorination: It may be defined as the chlorination of water to such an extent that not only living organism but also other organic impurities in water are destroyed.

Sequence of amino acids histidine-glutamine-lysine in buffer, In lab, you'r...

In lab, you're having fun along with buffers based onto a 0.1 M solution of sodium phosphate at pH7.0.  Into this system, there are three of pK A s as:  12.7, 7.21 and 2.12.

What is a trained sensory panel, Q. What is a trained sensory panel? A ...

Q. What is a trained sensory panel? A sensory panel is the panel of members of which are capable of giving high reliability of judgements, independent of psychological factors

Acid halides, what are the properties of acid halides

what are the properties of acid halides

What is an equilibrium constant?, The ratio of the concentration of the pro...

The ratio of the concentration of the products raised to its stoichiometric coefficient to the concentration of the reactants raised to its stoichiometric coeff. Mostly, higher th

Assignment, solution and collegative properties explanation

solution and collegative properties explanation

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd