15 x 0.25/1000 = 0.00375 moles 0.00375x1000/37.83 = 0,0991276764
1 Answers 1 views2NaOH + H2SO4 → Na2SO4 + 2H2O
1 Answers 1 viewsThe enthalpy change will be lower.
1 Answers 1 viewsn(HCl) = Cm * V n(HCl) = 0.05*0.05 = 0.0025mol n(NaOH) = 0.0513 * 0.0025 = 0.00012825 mol HCl + NaOH = NaCl + H2O n(HCl)residue = 0.0025 - 0.00012875...
1 Answers 1 viewsReaction of neutralization of sulfuric acid by potassium hydroxide: H_2 SO_4+2KOH=K_2 SO_4+H_2 O Using the Law of equivalence: n(H_2 SO_4 )=n(KOH) c(H_2 SO_4 )∙V(H_2 SO_4 )=c(KOH)∙V(KOH) c(KOH)=(c(H_2 SO_4 )∙V(H_2 SO_4...
1 Answers 1 viewsFirst we must calculate the mole for NaOH. n(NaOH)=250/40= 6.25 moles of NaOH. From reaction we see than 2 moles of NaOH give 1 mole of Na2SO4. That means, that...
1 Answers 1 views0.000825
1 Answers 1 viewsM(NaOH) = 39.997 g/mol;Proportion:2.5 moles – 1000 mLx moles – 600 mLx = 1.5 moles;m = n×M;m(NaOH) = 1.5 moles × 39.997 g/mol = 59.995 gAnswer: 60 g
1 Answers 1 viewsWeak Acid from the given Acid are =1. Hydrosulfuric Acid.2. Phosphouric Acid.3. Nitrous Acid.Above All are consider as weak acid.Rest 4 Acid consider as Strong Acid ( Sulfuric Acid ,...
1 Answers 1 viewsThe reaction equation:H2SO4 + 2NaOH = Na2SO4 + 2H2OThe quantity of H2SO4:150 M * 0.050 L = 7.5 molSo, the quantity of NaOH:7.5 mol * 2 = 15 molThe volume...
1 Answers 1 views