mas. (skrót)

English translation: w/w

07:44 Jun 21, 2011
Polish to English translations [PRO]
Science - Chemistry; Chem Sci/Eng / Rozkład substancji w roztworach
Polish term or phrase: mas. (skrót)
Charakterystyka rozkładu azotanu amonowego w roztworze wodnym. Początkowe stężenie NH4NO3 – 90,0% mas.

Chodzi mi o tłumaczenie samego skrótu "mas."

Any idea, anybody ?
Tomasz Grząślewicz
Poland
Local time: 22:03
English translation:w/w
Explanation:
chodzi o stężenie wagowe (masowe)
Selected response from:

Pawel Baka
Netherlands
Local time: 22:03
Grading comment
Dzięki:)
4 KudoZ points were awarded for this answer



Summary of answers provided
4 +1w/w
Pawel Baka
4by weight
Piotr Paryzek Ph.D.
4wt
jacek o


  

Answers


2 mins   confidence: Answerer confidence 4/5Answerer confidence 4/5 peer agreement (net): +1
w/w


Explanation:
chodzi o stężenie wagowe (masowe)

Pawel Baka
Netherlands
Local time: 22:03
Works in field
Native speaker of: Polish
PRO pts in category: 52
Grading comment
Dzięki:)

Peer comments on this answer (and responses from the answerer)
agree  Magda Zakrzewska-Verdugo
2050 days
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3 mins   confidence: Answerer confidence 4/5Answerer confidence 4/5
by weight


Explanation:
% masowy, ewentualnie weight %

Piotr Paryzek Ph.D.
Poland
Local time: 22:03
Specializes in field
Native speaker of: Native in PolishPolish
PRO pts in category: 309
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47 mins   confidence: Answerer confidence 4/5Answerer confidence 4/5
wt


Explanation:
Multiplying mass fraction by 100 gives the mass percentage, sometimes referred to by the obsolete term weight-weight percentage or weight percent (abbreviated as w/w% or wt%)
http://en.wikipedia.org/wiki/Mass_fraction_(chemistry)

jacek o
Local time: 22:03
Specializes in field
Native speaker of: Native in PolishPolish
PRO pts in category: 124
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