are molar mass and molecular weight the same thing

Ngày tải lên: 17/03/2014, 17:20

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Ngày tải lên: 09/08/2014, 01:21

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Ngày tải lên: 08/08/2012, 17:20

... get rid of the kilograms. Weight may vary, get rid of the kilograms. Weight may vary, but mass stays the same. On the Moon for but mass stays the same. On the Moon for example, the gravitational ... most things firmly on the ground. most things firmly on the ground. WEIGHT WEIGHT Weight is another name for the gravitational Weight is another name for the gravitational force from the ... MASS AND WEIGHT MASS AND WEIGHT  As different planets have different masses and sizes, As different planets have different masses and sizes, your weight would vary from one place in the...

Ngày tải lên: 23/06/2013, 01:25

... decisions are based on analysis of risk. The thoroughness of the analysis determines the “quality” of the decisions. High quality decisions are not the best decisions in hindsight. They are the best ... many unknown unknowns . These are issues the layman was unaware needed to concern him. The more research and education the layman undertakes before entering court, the fewer surprises there are likely to ... follows that the better our information and the more balanced and thorough the analysis, the higher can be the quality of our decisions. Better decisions are informed, reasoned, and balanced....

Ngày tải lên: 10/12/2013, 17:15

... into the structural alignment. The alignment was then corrected by hand. Since the sequences of the two arginases and agmatinase greately differ in the N terminal region, the agmatinase and rat ... 5¢-GCCCACACC AAT ACCTATGCG-3¢) and the 3¢ complementary primer 5¢-AT TAATGGCATGCTTTACCCGT-3¢.UsingthePCR products of agmatinase with the GfiAandCfiT substi- tutions in the coding and noncoding strands, respectively, and ... in the agmatinase sequence were modelled using the DGLOOP set of options in WHATIF ; the whole loops and the two connecting amino acids at the beginning and the end, were mutated to glycines and, ...

Ngày tải lên: 21/02/2014, 01:21

... at 5m M EDTA and plotted as a function of the free Mn 2+ concentration (Fig. 2B). The data show that synthesis and exchange with or without CMP behave in the same way according to the concentration ... where the authors have identified the reverse products and shown that the CMP activation of the reverse of synthesis is by a different mechanism from base exchange [20]. Further analysis of the ... plants, for 20 years, the lack of cloned sequences had prevented the investigations necessary to determine whether the situation is the same as in yeast; however, the cloning and expression of a...

Ngày tải lên: 22/02/2014, 04:20

... distinct tissues come together, and here we will examine the generation of the neural tube in the newt and the formation of the ducted submandibular glands of the mouse. The latter example in particular ... many biologists and wish became the father of thought and the grandfather of observation: they claimed to see small but fully formed organisms in the sperm of men, horses, cocks and other animals and also ... 1987). Although the behaviours of the PMCs and the cells at the tip of the archenteron fulfil different functions, their apparently random movements seem in both cases to be guided and constrained by their...

Ngày tải lên: 05/03/2014, 11:21

... cagPAI and the properties of both conserved and unique components of the Cag-T4SS, together with potential implications for the current understanding of its mode of action. The cagPAI and the Cag ... to other systems, both with respect to the composition of its secre- tion apparatus and the molecular details of its secretion mechanisms. This review describes the molecular properties of the ... strains) and, finally, transcription of the cagP gene, probably together with a small noncoding RNA upstream of cagP [26]. These observations suggest that all non-essential genes are expressed, and their...

Ngày tải lên: 06/03/2014, 00:21

... only one band was amplified from each of the different samples and Southern blot analysis using the probe prepared with the lac1 primers also revealed a single band. Further- more, all of these generated ... during the latter stages of primary growth. In order to better under- stand these effects at the molecular level, we have now purified and characterized one of these laccases, lac1, and cloned and ... com- pounds to the culture medium [1]. In this study, we have purified and characterized one of the laccase isoforms, cloned and sequenced the cDNA encoding the enzyme protein, and examined the effect...

Ngày tải lên: 07/03/2014, 15:20

... of 14 A ˚ . The various systems comprised 3899 and 4516 SPC molecules for the agonist and the antagonist in water, respectively, and 817 and 927 Me 2 SO molecules for the agonist and the antagonist, ... by u sing the LINCS algorithm [ 54], and the w ater molecules were kept rigid u sing the SETTLE algorithm [55]. The p eptide and the solvent (as well as the counter ion in the case of the antagonist ... analogue) and Glu82. MD simulations of MBP(74–85), and Ala81MBP(74–85) in water and Me 2 SO To further assess the structural origin of the difference in activity between the agonist and antagonist, their...

Ngày tải lên: 07/03/2014, 16:20

... types of ligands. Amino acids which are corresponding to Met429 and Thr451 of LdEcR-A represent the pos- sibility, as they are different between EcR-As of lepi- dopteran and other insects. Further studies ... 3), LdUSP (lane 4) and LdEcR-A and LdUSP translated simulta- neously in the same tube (lane 5 and 6) were mixed with probes and loaded. In the lane 6, 100-fold excess of the same EcRE oligo- nucleotide ... °C). Subsequently, the second and the third nested PCR were performed with LdEcR-F2 and LdEcR-R2 primers (52 °C) and with LdEcR-F3 and LdEcR-R3 primers (46 °C), respectively. The first PCR with LdUSP-F1 and LdUSP-R1...

Ngày tải lên: 07/03/2014, 21:20

... Similarly, the e-amino group of K387 could form a salt bridge with the close carboxyl group of E395 and further stabilize the peptide structure within the complex with the antibody. In the virus, the ... the intact protein (Fig. 8B,F). For the binding of the sera to the HNE peptide, the importance of the Cys residues was relatively low, in comparison to the binding with the mAbs BH216, BH21 and ... of the mAb BH216 for the peptide suggests a high structural resemblance of the peptide with the natural epitope and indicates that most interactions with the protein are also contributed by the...

Ngày tải lên: 08/03/2014, 08:20

... in landfills, incinerators, and waterways. • Production, distribution, and disposal of byproducts, such as leather, feathers, skin, and fur, and their packaging. • Production, distribution, and ... fast food meal or other food product that their chil- dren insist be bought for them. At the same time, children are being increasingly educated on climate change in school, and are searching for ... the additional GHGs assessed by this article, or 5.6 percent of GHGs worldwide when the GHGs assessed in this article are included. If biomass feedstocks are chosen and processed carefully, then...

Ngày tải lên: 08/03/2014, 09:20

... minimize the waste matter that can accumulate in your body and avoid weight gain for the rest of your life! The first thing you want to do is eat foods that are the easiest to digest and move ... about their diet and appearance, and even those who are possibly already struggling with eating disorders. It is also for parents looking for a solution for their overweight child. On the other ... better than they ever have before. The Raw Food Detox Diet is, quite frankly, the most healthful diet on the planet. On the other hand, to get preachy about health and not speak to the reason...

Ngày tải lên: 15/03/2014, 04:20

... visual works from the past, not in order to get inside them and understand them for their own sake, but rather to expose them and let them out into the present world. By approaching the work obliquely ... displ including the sumptuous robes of the saintly e coverings of Other peoples and species, the worn by the priests and choir boys outs uld look at the epitaph, the warm clothing worn by ordinary men and ... between the citizens under the municipal court and those in the so- called immune districts, belonging to the collegiate churches and the Benedictine abbey, and under the protection of the bishop and...

Ngày tải lên: 16/03/2014, 14:20