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I get stuck on how to explain things.. eg I need to explain that you coat 5 nails and put one different nail with a different coating into a different substance etc, and i just can
a metal forms 2 oxides. the higher oxide has 80% metal. 0.72g of lower oxide gave 0.8g of higher oxide when oxidised. show that law of multiple proportion is valid?
Use the given data to construct a thermodynamical Born-Haber-cycle of the formation of potassium chloride from its elements and calculate the lattice energy of potassium chloride.
State the Functions of oxide layer (i) To mask against diffusion or ion-implant, (ii) To passivate surface electrically and chemically. (iii) To isolate one device from a
Alkyl substituents on the double bond 2,3-Dimethyl-2-butene has four alkyl substituents on the double bond. This alkene is more stable than 2,3-dimethyl-1-butene and 2-ethyl-1-
what is the name given to the impure copper obtained through this process
Q. What do you mean by Isotopes? Isotopes and mass number although all atoms of an element have the same number of protons most elements have atoms with different numbers of ne
Glucose and Sucrose are soluble in water because they are polar compounds.SO they are soluble in polar compounds like water. Cyclohexane and Benzene are non polar compounds.They ar
how many electrons does sulfur donate
Q. At 298.15K, the partial molar volume of CO 2 (aq) is 33cm 3 mol -1 . Estimate the percent change in the value of the Henry's law constant kH,B for aqueous CO 2 at 298.15K when
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