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In Kjeldhal's method, Conc. H2SO4,NaOH

In Kjeldhal's method, Conc. H2SO4,NaOH & Boric acid is used to measure the % of nitrogen in a sample. If , in a sample HgCl2 is
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2. asked by Jyoti
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need to calculate the mass (m ) of NaoH with C% = 15 % , to balance 176 g of H2SO4 so i though to use this method C% = mass of
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2. asked by auro
3. 516 views
need to calculate the mass (m ) of NaoH with C% = 15 % , to balance 176 g of H2SO4 so i though to use this method C% = mass of
1. 1 answer
2. asked by auro
3. 1,025 views
In a silphuric acid (H2SO4)-Sodium Hydroxide (NaOH) acid-base titration, 17.3mL of 0.126M NaOH is needed to neutralize 25mL of
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2. asked by Dawn
3. 1,214 views
ok this problem has made me crazy , 15 % is w\v ok , so i just the m1 , the mass of naoh i don't need the volume , so ill
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2. asked by auro
3. 535 views
I need help with this problemWhich acid of those is used to destinguish between FeO and Fe2O3 a-HCl conc. b-HCl dil. C-H2SO4
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2. asked by Asmaa khalaf
3. 426 views
When solutions of H2SO4 and NaOH react, the balanced molecular equation is: H2SO4 (aq) + 2 NaOH(aq) Na2SO4(aq) + 2 H2O (I)How
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2. asked by Val
3. 2,334 views
NaOH(s)+ H2SO4(aq)=Na2SO4(aq) + H2O(l)Consider the unbalanced equation above.A 0.900 g sample of impure NaOH was dissolved in
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2. asked by Tiffany
3. 1,622 views
Consider the reaction of sulfuric acid, H2SO4, with sodium hydroxide, NaOH.H2SO4(aq) + 2 NaOH(aq) -> 2H2O(l) + Na2SO4(aq).
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2. asked by Mandy
3. 1,447 views
Calculate the molarity of the H2SO4 solution if 17.45 mL of NaOH was necessary to reach the endpoint of titration. The molarity
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2. asked by Audrey
3. 1,362 views