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Q. Illustrate about Borohydrides? Borohydrides like NaBH 4 ,, Be(BH 4 ,) 2 and Al(BH 4 )are the salts of complex tetrahydridoborate anion, BH - 4 ,. Since in BH - 4 ,. bor
Depression in freezing point - Physical methods for Non-volatile substances Mol. Mass = (1000 K f * w) /W* ΔT Where, K f stands for Molal depression constant of the solve
is relation a=2r+ + 2r- correct for bcc
ionic bond
biography on Cecil E Boord
50ml of 0.1M NH 4 OH ,25ml NH 4 Cl weere used to make a buffer . what is the PH is if Pk b is 4.8? Solution) The given buffer is a base buffer [NH4OH] =[(50*0.1)/75] [NH4Cl] =[(
#question.whats the chemical formula for cobalt(11)sulfide.
How many octahedral and tetrahedral voids are present in HCP? Ans) octa -no of atoms prsnt ,nd tetra -twice of it.
Mixtures can always be separated by physical means. Describe how you would separate the components in a mixture of table salt and sand.
write summarized report on s block elements characteristics and properties
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