The Kenosha telegraph. [volume] (Kenosha, Wis.) 1860-1888, 1874-01-29
is IL STUDY OR PLAYss
BY LEROY {. COOLEY, PHI. D.

adnlrabl y-strew considerable quaint
ity Of baking sod = and then pour
in little strong vinegar. A violent
connection will quickly begin. The
two substances SO, m tobe unwilling 10
rest togefherin peace. The vinegar
attacks the soda; til. soda resents the
ASSAULT; ard he bubbIing (thr chen-
list calls it effervescence) may be kept
up fer long tine by adding more
and more of one and then of the OH
er material. have 10 doubt that
when you : are through with this
work there will still be some of the
white soda remaining upon the
bottom of the jar: bat Jet careful
chemist do it, and he would so
manage that not a particle would
be lost, and what is more. not q drop
Of vinegar would remain tirher. The
fact is hat, in the turmoil, The two
substances pull esc other to pieces
and the pieces, too minute they are
TO be seen, enter into new arran4-
ment by which q new liquid is tor'n
ed, quite different from vinegar, and
in which not an atom OF the soda
remains. The world is full of su h
changes. Our food, our drink, and
the air wi ich We inhaIe, uniting in
our Systems. cease to be- food and
drink and air; they become blood and
bone and flesh, The minerals of
the soil and the gases Of tie air COM
ing oCe'h"r in til plant remain no
longer minerals and air; they are
changed into stems and leaves and
bloss oms. But ihs7s il something
more to be done with the jar. the
action Is over within il, asd the air
which fills il is as clear and coIorleas
as If nothing had happened. Bul
it has q Iitilr secrer TO tell you if you
ask il. Do so in this way. Roll a
strip of papcrinro the form a taper;
light the end Of it, and as 30 -
has began TO burn freely plunge h
flame GOWN Tito tie jar You migh'
as we'll have rlu ged it int vac
The fame cou d no: expire more
quickly Try it again: e PAL e.
utterly II fuses to bum in the
of The jar. But paper, we all know
will burn freely in air. So when il
expire' il tells us that There is moi
al in the Jar And yet the jur is
full OF something. Thi> co'o'ess ail-
TX substances is what il known III
CHE mstry as-earho"ic gas. o. more
accurately. carbonic dioxide The
liquid which rpnains in thp jar j.
we find, the n,1iv new substance
born amid thtfoaming of the soda and
tile vinegar: lie gas carbonic
dloxide. is another. ~
You may DO many curious things
With the gas which you have made
or may make with soda and vinegar.
You may call ,our Jar well, and #
yOn have a small cup TO which you
can faslen a F',ing. Won may call
this ycur buc}et; and then Won may
sInk yonr hnckrt down in o your
we'll, ard IF err a little pause You
nav draw it up. II will b. fn'l of
carl onic gss, which von may pour
into goblet standing ready to
receivei:. BY repeating he opera
fions yon nav sdd bncketful after
hncbetful % he q hlet un'ilthe latter
will be b'imfnl and overflow ing. OF
course ycu cannot zee whether you
lit anything or sspcnr anythir e.
because the gas il as invisible ~ mir,
end YOU will be anxious TO assure
yourself that there Il anything
transferred TO yonr goblet. Plunge
the fame Of a parcr taper or of a
splinter # woed down into The goblet:
if you have worked with snfic ent
care, the flame will be sure 70 expire,
chewing that the gobls' is filed with
the cnrlous gas. y w 81 s.e.@
Procure. it possible. a hit of lin e
and "l"Fei' by putting little water,
rpon it NJ it lies in a SANGER.
Wien the, lime ia crpnb|rd into
powder. PIT n lit,le Of il into a
snail hottie with water and shake
them together violently. LEI the
bot lie afterwards stand quietly an'il