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For an electron if the uncertainty in velocity is Δ v , the uncertainty in its position( Δ x ) is given by: (1) hm/ 4 Π Δ b (2) 4 Π / hm Π v
The hydride ions H- are isoelectronic with: (1) Li (2) He + (3) He (4) Be Ans: He
what is the name for the following compound,CH3-C=C-CH-CH=CH2
Q. why is sodium aluminates is a better coagulates then ferrous sulphates or alum? Ans. Sodium aluminates (NaAlO 2 ): It is better coagulant than FeSO 4 and alum because i
A 4.00-g sample of iodine was reacted completely with excess bromine. The mass of the compound formed was 11.56-g. Determine the empirical formula.
comprision between velocity constant constant
When Solutions of ammonia and Iron (II) bromide are mixed, what is the net ionic equation?
An electron having the quantum numbers n=1, l=3, m=0 s= -1/2 , would be in the orbital: (1) 3s (2) 3p (3) 4d
Q. Explain important properties of energy? Properties of Energy There are two important laws that explain the important properties of energy: Conservation of Energy (
Could you please provide me the priority order of polyfunctional prefixes
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