A certain sample of beer has a pH of 10. The H3O+ ion concentration of the beer is
(a) 1010M
(b) 10-2M
(c) 10-4M
(d) 10-10M
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Four species are listed below : (i) HCO3^– (ii) H3O^+
(d) : HSO3 F is the super acid. Its acidic strength is greater than any given species. The pKa value of other species are given below : HCO3– →10.25 H3 O+ →...
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The recommended concentration of fluoride ion in drinking water is up to 1 ppm as fluoride ion is required to make teeth enamel harder
It is of which chapter
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The recommended concentration of fluoride ion in drinking water is up to 1 ppm as fluoride ion is required to make teeth enamel harder
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Calculate the concentration of nitric acid in moles per litre in a sample which has a density, 1.41 g mL^-1
69 mass percent of nitric acid means that 69 g of HNO3 are present in 100 g of solution. Volume of solution = Mass/Density = 100g/1.41mL−1 = 70.92 mL Moles of HNO3...
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On the basis of VSEPR theory predict the shape of Hydronium (H3O+ ) ion.
pyramidal....
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What is the structure of H3O+ ion?
Three are three O-H bond pairs and one lone pair on oxygen atom in H3O+ ion so the ion has pyramidal shape.
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Ionization of HCl is given below: HCl + HOH -----------> Cl- + H3O+ label the two conjugate acid- base pairs in the ionization.
Cl - ion Conjugate base H3O+ ion Conjugate base,
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The PH of a sample of vinegar is 4. Calculate the concentration of hydrogen ion in it.
It is 10-4 ......
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2 g of NaOH has been dissolved into 500 ml of solution. Find: (a) Molarity of the solution (b) OH- ion concentration (c) PH of the solution
(a) M = Wx1000/MxV = 2x1000/40x500 [OH- ]=0.1M (b) [H+ ]] = 10-13 ( c) PH= 13
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Three solutions A, B and, C has pH values 5, 8 and 10 respectively. Amongst the three, which solution has maximum hydrogen ion concentration ?
A has maximum [H+] concentration A is acidic. B and C are basic in nature.
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