Kalzium - komments to some strings

Sun Jun 24 17:00:30 UTC 2012

Den 24-06-2012 14:48, Marco Calignano skrev:
> On Wed, Jun 20, 2012 at 12:56 AM, Albert Astals Cid <aacid at kde.org> wrote:
>> El Dimarts, 12 de juny de 2012, a les 17:25:14, Claus Christensen va escriure:
>>> Hi
>>
>> Is anyone taking care of this?
>>
>> Anyone that knwos some chemistry can chime in and confirm/deny Claus'
>> comments?
>>
>> Cheers,
>>   Albert
>>
>>>
>>> I translating the latest strings for Kalzium, I came across a some that
>>> seem a bit unclear:
>>>
>>> The definition of Element:
>>>
>>> #. i18n: file: data/knowledge.xml:28
>>> #: rc.cpp:2216
>>> msgid ""
>>> "Matter that cannot be broken down into simpler matter. Chemical
>>> elements are "
>>> "cornerstones of Materials. Elements consist of atoms that consist of a"
>>> "nucleus of positive protons, neutral neutrons, and a shell of electrons."
>>>
>>> While not exactly wrong, arguably all matter "consist of atoms that...".
>>> I would suggest replacing the last sentence with something like:
>>>
>>> "Elements consist of atoms with nuclei having the same number of
>>> protons. Hence all neutral atoms of an element also have the same number
>>> of electrons."
>
> Actually element do not always consist of atoms but also of molecules.
> For example Oxygen consists of molecules made of two atoms of Oxygen.
> The main difference is the elements molecules consist of all atoms
> with the same atomic number (or of the same kind) while a compost
> molecule can be done   with two or more different atoms
I took "consist of" to apply to both atomic elements (the noble gasses), 
molecular elements (the non-metals) and pure metals. I'm sure a better 
way of phrasing it can be found.
>>>
>>> The definition of Phase:
>>>
>>> #. i18n: file: data/knowledge.xml:79
>>> #: rc.cpp:2266
>>> msgid ""
>>> "Through chemical composition and physical attributes, homogeneous
>>> portion of "
>>> "matter that separated from its environment in its expansion through a"
>>> "surface."
>>>
>>> I found that difficult to understand. Maybe it could be reformulated as:
>>>
>>> "A portion of matter that is homogeneous in chemical composition and
>>> physical attributes and separated from its environment by a surface."
>>>
>>> This is what wikipedia writes:
>>>
>>> "In the physical sciences, a phase is a region of space (a thermodynamic
>>> system), throughout which all physical properties of a material are
>>> essentially uniform." ... "A simple description is that a phase is a
>>> region of material that is chemically uniform, physically distinct, and
>>> (often) mechanically separable."
>>>
>>> The definition of SI Unit:
>>>
>>> #. i18n: file: data/knowledge.xml:91
>>> #: rc.cpp:2278
>>> msgid "Measurement unit using International Symbols."
>>>
>>> I think "Measurement unit belonging to the International System" would
>>> be better.
>>>
>>> On atomic masses:
>>>
>>> #. i18n: file: data/knowledge.xml:132
>>> #: rc.cpp:2320
>>> msgid ""
>>> "Mass of an atom, taken on a scale where the mass of a carbon atom is
>>> 12u. In "
>>> "elements that consist of different isotopes the mid-range mass of the"
>>> "isotope mix is given."
>>>
>>> According to wikipedia the mid-range is the arithmetic mean of the
>>> minimal and the maximal value. However, the atomic mass is the weighted
>>> average mass of all isotopes of an element.
>>>
>>> Heating coil is probably not what is meant here:
>>>
>>> #. i18n: file: data/tools.xml:37
>>> #: rc.cpp:2501
>>> msgid "Heating Coil"
>>>
>>> and here
>>>
>>> #. i18n: file: data/tools.xml:38
>>> #: rc.cpp:2503
>>> msgid ""
>>> "Heating coils are used to heat flasks and other containers. Multiple
>>> heating "
>>> "coils can be connected with a thermometer so that the heat will not
>>> exceed a "
>>> "specified temperature. It is possible to use a magnetic field inside the"
>>> "heating coil to stir fluids with a magnetic stirrer. This will homogenize"
>>> "the fluid in terms of temperature and composition."
>>>
>>> I think either "Hot plate" or "Magnetic stirrer" would be better (see
>>> Wikipedia)
>>>
>>> Finally, "Mix(es)" should probably be "mixture(s)" in the following
>>> messages:
>>>
>>> #. i18n: file: data/knowledge.xml:24
>>> #: rc.cpp:2212
>>> msgid ""
>>> "Separation of a liquid solution (homogeneous mix) into its components"
>>> "through evaporation and condensation. In a fractionary distillation the"
>>> "process is repeated several times in a column."
>>>
>>> #. i18n: file: data/knowledge.xml:32
>>> #: rc.cpp:2220
>>> msgid "Heterogeneous mix of two liquids."
>>>
>>> #. i18n: file: data/knowledge.xml:36
>>> #: rc.cpp:2224
>>> msgid "Processing a homogeneous or heterogeneous mix to get pure matter."
>>>
>>> #. i18n: file: data/knowledge.xml:38
>>> #. i18n: file: data/knowledge.xml:46
>>> #: rc.cpp:2226 rc.cpp:2232
>>> msgid "Mix"
>>>
>>> #. i18n: file: data/knowledge.xml:47
>>> #: rc.cpp:2234
>>> msgid ""
>>> "Matter consisting of differentiated matter, combined in non-set ratios.
>>> [i]"
>>> "Homogeneous mixes[/i] have a coherent look, [i]heterogeneous mixes[/i]"
>>> "consist of multiple phases."
>>>
>>> #. i18n: file: data/knowledge.xml:67
>>> #: rc.cpp:2254
>>> msgid "Homogeneous mix of multiple pure materials"
>>>
>>> #. i18n: file: data/knowledge.xml:103
>>> #: rc.cpp:2290
>>> msgid "Heterogeneous mix consisting of a liquid and solid matter."
>>>
>>> #. i18n: file: data/knowledge.xml:132
>>> #: rc.cpp:2320
>>> msgid ""
>>> "Mass of an atom, taken on a scale where the mass of a carbon atom is
>>> 12u. In "
>>> "elements that consist of different isotopes the mid-range mass of the"
>>> "isotope mix is given."
>>>
>>> Greatings, Claus
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