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30.00cm3 Hcl acid of conc.

30.00cm3 Hcl acid of conc. 6.4g/dm3 neutralised 25. 00cm3 of an unknown alkali (XOH),whose conc. was 4.85gdm3 calculate,a. the
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2. asked by Gideon
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How do I prepare 90% formic acid from conc. formic acid (98%-100% of density 1.22g/ml)?Please help me check if my calculations
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2. asked by tricia
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given that 15.00cm3 of H2SO4 was required to completely neutralise 25.00cm3 of 0.125 mole per dm3 of NaOH. calculate the molar
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2. asked by Zobo
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I have been told that to prepare 1L of 70% H2SO4 from concentrated sulphuric acid (96% with density 1.84g/ml), I should use the
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2. asked by Tricia
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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. 439 views
Hi,there was an error with the procedure. 1.0g NaOH sample was dissolved in 5ml of water and acidified with 4ml of conc. nitric
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2. asked by candy
3. 660 views
Explain which acid is more concetrated than another, conc. H2SO4 acid 98% and conc. H2SO4 acid 70%?
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2. asked by Wilbert
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Use the following table of volumes and concentrations of strong acids and bases to determine the final pH for each solution (a -
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2. asked by husoy
3. 983 views
25cm³ of a solution contains 1.06g of anhydrous Na²Co³ in 200cm³solution requires 20cm³ of an aqueous solution of
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2. asked by Ella
3. 158 views
25cm³ of a solution contains 1.06g of anhydrous Na²Co³ in 200cm³ solution requires and 20cm³ of an aqueous solution of
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2. asked by Ella
3. 190 views