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Page "Chemistry" ¶ 39
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number and atoms
and I asked myself a question: Suppose I had the same number of peas as there are atoms in my body, how large an area would they cover??
we cover each of these with our blanket of peas and then at last we have octillion peas corresponding in number to the atoms in the body.
The degree of saturation depends on the number of hydrogen atoms on the fat molecule.
The number of carbon atoms is used to define the size of the alkane ( e. g., C < sub > 2 </ sub >- alkane ).
There is no limit to the number of carbon atoms that can be linked together, the only limitation being that the molecule is acyclic, is saturated, and is a hydrocarbon.
Only after 1915, with the suggestion and evidence that this Z number was also the nuclear charge and a physical characteristic of atoms, did the word and its English equivalent atomic number come into common use.
Hence it is the atomic number alone that determines the chemical properties of an element ; and it is for this reason that an element can be defined as consisting of any mixture of atoms with a given atomic number.
Synthesis of new elements is accomplished by bombarding target atoms of heavy elements with ions, such that the sum of the atomic numbers of the target and ion elements equals the atomic number of the element being created.
Ionization is generally undesirable, as it reduces the number of atoms that is available for measurement, i. e., the sensitivity.
If the two carbon atoms at the double bond are linked to a different number of hydrogen atoms, the halogen is found preferentially at the carbon with fewer hydrogen substituents ( Markovnikov's rule ).
... the atoms of the elements consist of a number of negatively electrified corpuscles enclosed in a sphere of uniform positive electrification, ...
The number of atoms contained in this volume is referred to as Avogadro's number, and the determination of this number is tantamount to the knowledge of the mass of an atom since the latter is obtained by dividing the mass of a mole of the gas by Avogadro's number.
A chemical element is characterized by a particular number of protons in the nuclei of its atoms.
Although all the nuclei of all atoms belonging to one element will have the same number of protons, they may not necessarily have the same number of neutrons ; such atoms are termed isotopes.
Ninety – four different chemical elements or types of atoms based on the number of protons are observed on earth naturally, having at least one isotope that is stable or has a very long half-life.

number and on
It is worth dwelling in some detail on the crisis of this story, because it brings together a number of characteristic elements and makes of them a curious, riddling compound obscurely but centrally significant for Mann's work.
That is how the real routine of resistance goes on, and its strength is directly proportionate to the number of insignificant people who can let themselves be taken to pieces, piece by piece, without quitting.
The editorial was based on a news association dispatch which said that the telegraphers had secured an agreement whereby they were guaranteed 40 hours' pay per week whether they worked or not and that a reduction in their number was limited to 2 per cent per year.
People who take us for suckers are like the Westerner who had on exhibit his superior marksmanship in the form of a number of bull's-eye achievements.
The ledger was full of most precise information: date of laying, length of incubation period, number of chick reaching the first week, second week, fifth week, weight of hen, size of rooster's wattles and so on, all scrawled out in a hand that looked more Chinese than English, the most jagged and sprawling Alex had ever seen.
The Navy, on April 25, announced it is bringing back the carrier Shangri-La from the Mediterranean, increasing to four the number of attack carriers in the vicinity of Cuba.
Rather, such assignments are made, as they must be, on the basis of certain overall rules and standards, representing to some extent a statistical approach to the problem, taking into account for each situation some of the variables ( e.g., power and station separations ) and averaging out others in order to achieve the balance which must be struck between protection against destructive interference and the assignment of a number of stations large enough to afford optimum radio service to the Nation.
During nighttime hours, because of the intense skywave propagation then prevailing, no large number of stations can be permitted to operate on one of these channels, if the wide area service for which these frequencies are assigned is to be rendered satisfactorily by the dominant stations which must be relied upon to render it.
On the remainder of the clear channels, the dominant ( class 1 ) -- B stations are protected as described above, and the relatively small number of secondary ( class 2 ) ) stations permitted to operate on these channels at night are required to operate directionally and/or with reduced power so as to protect the class 1, stations.
In the daytime, on the other hand, since skywave transmission is relatively inefficient, it is possible to assign a substantially larger number of stations on these channels.
Additional class 2, assignments for daytime operation can be made without causing destructive interference to the class 1, stations or to each other, and by their operation provide additional service on these channels and additional local outlets for a large number of communities.
The original machine, bearing its famous serial number, is still on exhibition at the Brown & Sharpe Precision Center in Providence.
Net income was $2,557,111, or $3.11 per share on 821,220 common shares currently outstanding, as compared to $2,323,867 or $2.82 per share in 1959, adjusted to the same number of shares.
If your state has no provisions for the numbering of pleasure boats, you must apply for a number from the U.S. Coast Guard for any kind of boat with mechanical propulsion rated at more than 10 horsepower before it can be used on Federal waterways.
As America on wheels was responsible for an industry of motor courts, motels, and drive-in establishments where you can dine, see a movie, shop, or make a bank deposit, the ever-increasing number of boating enthusiasts have sparked industries designed especially to accommodate them.
The number of locking bars required depends on how many false moves must be prevented.
The number on the right of the symbol is always subtracted from the number on the left of the symbol.
The nation's number one picnic treat is the skinless frankfurter -- toasted over a bonfire on the beach or, more sedately, charcoal broiled on a portable grill.
A number of C clamps hold the pieces together on the jig until the glue sets.
This, of course, depends on the character of the site itself, the previous experience of the investigator, and the number of factors needed to arrive at a good decision.

number and left
For the last two years, this frontier of the arts has produced a number of so-called `` non-dramas '' which have left indelible, bittersweet impressions on the psyche of this veteran theatregoer.
At the same time, every device that can be employed to reduce the number of variables is of the greatest value, and it is one of the attractive features of dynamic programming that room is left for ingenuity in using the special features of the problem to this end.
These 1750 cases were carted off in a one-night operation by the O'Banion men, who left in their stead the same number of barrels filled with water.
Turn to the left, I think, for that number you gave me.
Doubts thus inculcated left me floundering for a while and, like some higher critical friends, trying to continue to use the Bible as the Word of God while at the same time holding it to have been subjected to a vast number of redactions and interpolations: attempting to bridge the chasm between an older, reverent, Bible-loving generation and a critical, doubting, Bible-emancipated race.
Since is the distance from a given number to the mean, one way to interpret this property is as saying that the numbers to the left of the mean are balanced by the numbers to the right of the mean.
The evaluation order does not affect the value of such expressions, and it can be shown that the same holds for expressions containing any number of operations .< ref > Thus, when is associative, the evaluation order can be left unspecified without causing ambiguity, by omitting the parentheses and writing simply:
Chief among other English dialects are Canadian English ( based on the English of United Empire Loyalists who left the 13 Colonies ), and Australian English, which rank third and fourth in number of native speakers.
His construction of new cohomology theories has left deep consequences for algebraic number theory, algebraic topology, and representation theory.
Abbahu left behind him a number of disciples, the most prominent among whom were the leaders of the 4th amoraic generation, R. Jonah and R. Jose.
Following their defeat, a considerable number of Uruzgani left the country, as did many Jaghori, their nearest neighbors to the northeast.
To determine a number in the table, take the number immediately to the left, then look up the required number in the previous row, at the position given by the number just taken.
If there is no number to its left, simply look at the column headed " 1 " in the previous row.
The Smartmodem was not necessary for BBS use, other modems could be left in " answer mode ", but the Smartmodem made operation dramatically simpler on the user end by allowing the easy dialling of any number of BBS systems.
In April 2006, researchers from Secure Network and F-Secure published a report that warns of the large number of devices left in a visible state, and issued statistics on the spread of various Bluetooth services and the ease of spread of an eventual Bluetooth worm.
If the game has been scored correctly, the total number of plate appearances for a team should equal the total of that team's runs, men left on base, and men put out.
Each position conventionally has an associated number, which is used to score putouts: 1 ( pitcher ), 2 ( catcher ), 3 ( first baseman ), 4 ( second baseman ), 5 ( third baseman ), 6 ( shortstop ), 7 ( left fielder ), 8 ( center fielder ), and 9 ( right fielder ).
After the defeat there Douglas escaped, but left a number of his men either slain or captive, including his first cousin latterly the 3rd Earl of Douglas, Archibald the Grim.
On the left side, is a function mapping any point in space to a complex number ; on the right side, is a ket.

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