In chemistry, what does "aq" mean? What is meant by chirality? Give examples. what does this statement mean? 'order can be generated by an increase in randomness'? Explain what is meant by Kc, Ksp, Ka, and Kb. What do they mean and what does a higher or lower value indicate?
In chemistry, what is an osmole? What is the name of Co(NH3)63+? What are polyesters? What does Ba^2+ + Na2CrO4 create? What is the Ka of CH3NH3^+? x + y = 9.0, 0.50x + 0.20y = 3.90. What is the value of x and y?
How many neutrons does oxygen have? What is the definition of atomic weight in chemistry? Can the atomic mass of an element vary? What is the mass number of the hydrogen isotope that contains 2 neutrons? What is the difference between the terms "atomic number" and "atomic mass"? What is...
There is a trade-off with using protein-based additives such as Elmer’s Glue or gelatin because they have NH2 groups, but also hematoxylin. The hematoxylin non-specifically binds to the negatively-charged carboxyl groups in large proteins, creating a background on the slide. Unwanted background...
Other types of exposures have also resulted in increased testosterone synthesis, including oral or intravenous exposure to titanium dioxide nanoparticles [136,199], inhaled exposure to cellulose nanocrystals [216], intravenous exposure to functionalized gold nanoparticles (PEG-NH2) [119] or to gold ...
Let us keep in mind that stress does not only increase the resistance of the body to demands, among which includes resistance to the presence of xenobiotics, but also, in chronic stress, an important function of the brain may be damaged, leading to cognitive decline and dementia. Activation ...
) Of narrow mental scope; illiberal; mean. Narrowness (n.) The condition or quality of being narrow. Nart () Art not. Narthex (n.) A tall umbelliferous plant (Ferula communis). See Giant fennel, under Fennel. Narthex (n.) The portico in front of ancient churches; sometimes, the ...
i.e. you must use your knowledge of organic chemistry to answer questions about a novel type of reaction. Here, you need to apply your knowledge regarding the chemistry of carbonyl compounds to this new type of reaction. For example, using your answer from part (i) the bond angles will ...
Is CH3CH2CONH2 a carboxylic acid, an ester, or an amide? Explain. What does HX mean in organic chemistry? Explain what is meant by the term "chiral molecule". What is a nucleophilic attack? Is RCOOH the formula for a carboxylic acid, an ester, or an amide? Explain. ...
What does the term paramagnetism mean? Define the term bremsstrahlung. Explain: 2H2O + C \longrightarrow CO + 2H2 Zn + 2HCl r H2 + ZnCl2 What is an emulsifier? What is the meaning of the term "proton" as used in chemistry? If K_p for A(g) to B(g) is 0.83, what is the va...