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Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also. Ans) molecular wieght of gold is 197 g 1mole/g of molecule is occupies the
Bond formed in crystal by anion and cation is: (1) Ionic (2) Metallic (3) Covalent (4) Dipole Ans: Ionic
Piezoelectric effect is the production of electricity by?? Piezoelectric effect is the forming of electricity by pressure.
What is Banana bond? Diborane contains how many banana bonds Ans) In Diborane B-H-B, bridge, which is produced by the sharing of two electrons, is known as banana bond or Tau bo
What is electromeyric effect
Q. Definition of Avogadros Hypothesis? Ans. Equal volumes of different gases at the same temperature and pressure contain the same number of molecules. At a given temperatu
Calculate the total heat (in J) needed to convert .777 moles of gaseous ethanol at 300 degrees C and 1 atm to liquid ethanol at 25 degrees C and 1 atm. Extra info: b.p. 78.5 degree
What is Thermal breakdown It is because of the attainment of an excessive temperature in dielectric. If heat dissipated is less than heat generated, there is a pr
Charactaristics of elements of group
The reaction A ? B + C is known to be zero order in A and to have a rate constant of 5.0 x 10-2 mol/L·s at 25 oC. An experiment was run at 25 oC where [A]0 = 1.0 x 10-3 M. a)
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