{eq}A^{+}B^{-} + X^{^{+}}Y^{^{-}}\rightarrow A^{+}Y^{-} +X^{+}B^{-} {/eq} The anion {eq}B^{-} {/eq} goes to {eq}X^{+} {/eq} and the anion {eq}Y^{^{-}} {/eq} goes to {eq}A^{+} {/eq} Another example showing the charges is: A Double ...
\(\begin{array}{l}\iint_{r}f(x, y)da = \lim_{m,n \rightarrow \infty }\sum_{i=1}^{m}\sum_{j=1}^{n}f(x _{ij}, y_{ij})\bigtriangleup a\end{array} \) the double integral is used to evaluate the area of a region bounded by the curve of the function. it can ...
Since the MGPA policy was implemented, the grain production market share in China’s grain market from the main grain-producing areas has gradually increased and started to grasp dynamic moves. However, the decline in grain profits has dampened the enthusiasm of agricultural producers in the non-m...
Particularly, for energies close to −ε2 (where the “anomalous” Fano resonance emerges in spectral function of \sigma =\downarrow electrons) electrons are paired with the opposite spin electrons of energy ε2, for which the ordinary Fano resonance emerges. Consequently, in the picture of ...
A reaction mixture of 18.215 g Na_2CO_3 and 10.938 g HCl react according to the following balanced equation: Na_2CO_3 + 2HCl \rightarrow 2NaCl + H_2O + CO_2 What is the theoretical yield for NaCl, in moles, from this reaction mixtur...
arrow on inlet valve (14) and outlet valve (13). When the piston moves from right to left pawl bushing (19) will engage into ratchet gear (21) from piston (6) shown in FIG. 3. Pistons changing the opposite direction is shown in FIG. 4. When the stopper unit (15) moves valve ...
In this case, the positive ions on the SiO2 surface are produced by another ionization reaction, as shown below26,27,28. $$\equiv {\mathrm{Si}} - {\mathrm{OH}} + {\mathrm{H}}^ + \Leftrightarrow \equiv {\mathrm{Si}} - {\mathrm{OH}}_2^ +$$ (3) The effects of pH value...
a Schematic of microreactor axial cross-section, where T1, T2, and T3 are the three coaxial tubes, and regions A1 and A2 are the annular flow regions created by the flow of the gas phase (red arrow). In A2, mixing of phase 1 (yellow) and phase 2 (purple) occur. b Predicted and ...
(Arrow Fastener Co., Inc., Saddle Brook, N.J.). A 4-mm diameter hole was then drilled at the center, which went through the Petri dish and the snap cap. After the insert was filled with test liquid, the top part of the insert was wrapped with a small piece of Teflon tape and ...
The main idea of this method is to apply the DL-ARAT to Equation (37), Laplace transform to the initial conditions in Equation (38) and ARA transform to the boundary conditions in Equation (39) as the following: Operating Laplace transform to the initial conditions given in Equation (38) ...