In contrast, hexavalent chromium ( Cr ( VI ) or Cr < sup > 6 +</ sup >) is very toxic and mutagenic when inhaled.

In contrast, a reversal ( Walden inversion ) of the previously existing stereochemistry is observed in the S < sub > N </ sub > 2 mechanism.

In Slavic languages, / l, r / as syllabic nuclei are usually the result of the disappearance of,, or ( contrast for example the Russian cognates for vlk and smrt, ' volk ' and ' sm < nowiki >'</ nowiki > ert < nowiki >'</ nowiki >').

< p > How painful, sad and sobering is the sharp contrast between the clear attitude that should prevail in a pure Torah community and the confusion that exists among well-intentioned individuals within our communities.

< gallery caption =" Four examples of transilumination techniques used to generate contrast in a sample of tissue paper.

Metallic vapors by contrast are often atomic ( Hg ) or at times contain molecules like Na < sub > 2 </ sub > held together by a more conventional covalent bond.

In contrast to the more strict definition proposed by IUPAC, which requires a d-block metal and a sandwich structure, the term metallocene and thus the denotation-ocene, is applied in the chemical literature also to non-transition metal compounds, such as Cp < sub > 2 </ sub > Ba, or structures where the aromatic rings are not co-planar, such as found in manganocene or titanocene dichloride ( Cp < sub > 2 </ sub > TiCl < sub > 2 </ sub >).

In contrast to these coordination compounds, methylcobalamin ( a form of Vitamin B < sub > 12 </ sub >), with a cobalt-methyl bond, is a true organometallic complex, one of the few known in biology.

Quantitatively it is identical with the loop-product along a closed loop W. However, for a Mattis spin glass-in contrast to " genuine " spin glasses-the quantity P < sub > W </ sub > never becomes negative.

The team determined a half-life of 2. 1 seconds, in contrast to earlier reports of 47 ms and suggested that the two half-lives might be due to different isomeric states of < sup > 262 </ sup > Rf.

In contrast, in 0. 1 M HNO < sub > 3 </ sub >, seaborgium does not elute, unlike Mo and W, indicating that the hydrolysis of < sup > 6 +</ sup > only proceeds as far as the cationic complex < sup >+</ sup >.

Resputtering, in contrast, involves re-emission of the deposited material, e. g. SiO < sub > 2 </ sub > during the deposition also by ion bombardment.

In contrast, P can cohere with P < sub > 1 </ sub > and P < sub > 2 </ sub > without P, P < sub > 1 </ sub > or P < sub > 2 </ sub > being true.

By contrast, a Cosmological Constant is static, with a fixed energy density and w < sub > q </ sub > = − 1.

Refractive index contrast, Δ, is given by Δ = ( n < sub > 1 </ sub >< sup > 2 </ sup >- n < sub > 2 </ sub >< sup > 2 </ sup >)/( 2n < sub > 1 </ sub >< sup > 2 </ sup >), where n < sub > 1 </ sub > is the maximum refractive index in the core and n < sub > 2 </ sub > is the refractive index of the homogeneous cladding.

In contrast, sinh < sup >- 1 </ sup > x refers to the inverse function arsinh x and not to a reciprocal ( and again likewise for the other hyperbolic functions ).

In contrast dirt, sand, and rocks have a lower thermal conductivities ( 0. 19 to 0. 35 J g < sup >- 1 </ sup > K < sup >- 1 </ sup >)), and they can only transmit heat into the earth by conduction and not by convection.

One can find from the first non-vanishing term that the physisorption potential depends on the distance Z between adsorbed atom and surface as Z < sup >− 3 </ sup >, in contrast with the r < sup >− 6 </ sup > dependence of the molecular van der Waals potential, where r is the distance between two dipoles.

* By contrast, elastic and viscous ( or intermediate, viscoelastic ) behaviour is relevant at short times ( transient behaviour ):</ br > We again consider the application of a constant stress:

In contrast, 20 of the 21 lines in the Completion Profile ( excluding center 5 for boys and 4 for girls ) are bunched and extend over a much shorter period, approximately 30 months for boys and 40 months for girls.

By contrast, curry powders and pastes produced and consumed in India are extremely diverse ; some red, some yellow, some brown ; some with five spices and some with as many as 20 or more.

In contrast, the reloading of shotshells that are usually not available in low-cost, promotional pricings, such as. 410 bore, 16 ga, 20 ga., and 28 ga., becomes more economical to reload in much smaller quantities, perhaps within only 3-5 boxes of shotshells per year.

While this species carries the parasite that can cause Chagas disease, it rarely infects humans as defecation is delayed 20 – 30 minutes after feeding, in contrast to the immediate defecation behavior displayed by the Latin American species.

World War II saw the beginning of a mass Māori migration to the cities, and by the 1980s 80 % of the Māori population was urban, in contrast to only 20 % before the war.

By contrast, 20 percent of the total export value in 2009 originated from the agriculture sector, mostly through the export of fish ( mainly shrimps and prawns ), timber, copra, cashew nuts and citrus, cotton, coconuts, tea and tobacco.

In contrast, the WFL's 1974 schedule called for 20 regular-season games and no pre-season games ; in 1975, it was 18 regular-season games and two pre-season games.

In Concepción, by contrast, the average monthly temperatures are somewhat lower in the summer at but higher in the winter at, and the amount of rain is much greater: in the summer, Concepción receives an average of 0. 8 inch ( 20 millimeters ) of rain per month ; in June and July, the city is pounded by an average of 10 inches ( 253 mm.

This is in marked contrast to dizygotic twinning, which ranges from about six per thousand births in Japan ( almost similar to the rate of identical twins, which is around 4 – 5 ) to 15 and more per thousand in some parts of India and up to over 20 in some Central African countries.

John D. Rockerduck was born c. 1878 ( this is arguably in contrast to many stories where he seem to be at least 20 years younger than Scrooge ) to Howard Rockerduck, an American millionaire who had earned his fortune in the California gold rush of 1849.

This transition normally requires significant instability through the atmosphere, with temperature differences between the underlying ocean and the mid-levels of the troposphere requiring over 20 ° C, or 72 ° F, of contrast in this roughly layer of the lower atmosphere.

Yet 183 years ago, Hallowell's inhabitants enjoyed the services of 71 stores along Water Street ( by contrast, Augusta had a population of 1, 000 and just 20 merchants ).

Twenty-two sequences of non-bat eutherian mammals revealed a total number of 20 nonsynonymous mutations in contrast to half that number of bat sequences, which showed 44 nonsynonymous mutations.

In contrast to previous MasterCard commercials showing people making extravagant purchases to accomplish some mundane task, MacGyver is here portrayed as escaping from some sort of deathtrap using less than $ 20 worth of common household items.

The National Venture Capital Association estimates that the latter now invest more than $ 30 billion a year in the USA in contrast to the $ 20 billion a year invested by organized venture capital funds.

After the Beijing Television Cultural Center fire, cognizant of Xinhua's " tardy " reporting in contrast to bloggers, China announced the investment of 20 billion yuan to Xinhua.

Watson secured $ 20, 000 and the services of a GOP field representative in what he termed " quite a contrast " to his treatment from House Democrats.

Collector Autoroutes, by contrast, are spur routes into urban areas, and are identified by an odd number prefixing the number of the nearby Autoroute that it branches off of ( such as Autoroute 720, a spur of Autoroute 20 into downtown Montreal ).

By contrast, the civil penalty for willful failure to timely pay the tax actually " shown on the return " is generally equal to 20. 5 % of such tax due per month, up to a maximum of 25 %.

Ordinary people have better reading performance using high-frequency ( 20 – 60 kHz ) electronic ballasts than magnetic ballasts, although the effect was small except at high contrast ratio.

Studies examining the use of antibiotics have provided mixed results ; a Cochrane review of 15 trials shows no major benefit, in contrast a review by Lamont suggested that treatment of bacterial vaginosis if initiated prior to 20 w gestation is beneficial.

In general, age of onset occurs after 20 years of age, in contrast to allergic rhinitis which can be developed at any age.

Unsharp masking may also be used with a large radius and a small amount ( such as 30 – 100 pixel radius and 5 – 20 % amount ) which yields increased local contrast, a technique termed local contrast enhancement.