Homework Answers
number of mole = (molarity)*(volume)
since, n- factor of HClO4 and NaOH is 1
number of mole of HClO4 = number of mole of NaOH
0.5*V = 0.2*100
V = (200/5) ml
V = 40 ml
Answer: option C
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Please help me with all 33... meanthing (A),(B),(C),(D), and
(E).
What volume in mL of 0.500...
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33. 20.0 mL of 0.200 M H,SO, is titrated with 0.100 M NaOH. What volume of...
33. 20.0 mL of 0.200 M H,SO, is titrated with 0.100 M NaOH. What volume of 0.100 M NaOH is required to neutralize the acid? Na SO, (aq) + H,SO, (aq) + 2NaOH(aq) 2 H 0(1) A. 10.0 mL B. 20.0 mL C. 40.0 mL D. 80.0 mL How many nitrogen atoms are there in 4.0 moles of trinitrotoluene (TNT), C,H,(NO2),? A. 12 B. 2.0 C. 1.8 x 1014 D. 7.2 x 1024 E. 6.022 x 1023 31. A sample...
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Please help
V THIS IS THE DATA V
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Figure out the pH of solutions A, C, and D. Solution A is 40.0 mL of...
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10. During a titration, it is found that 53.5 mL of a solution of NaOH is needed to neutralize a solution that cont...
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Consider the titration of 40.0 mL of 0.500 M NH, with 1.00 M HC a) What...
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If 10.0 mL of 0.500 M HNO3 is titrated with 0.250 M NaOH, what volume of sodium hydroxide is required to neutralize the base? HNO3(aq) + NaOH(aq) → NaNO3(aq) + H2O(l) 5.00 mL 80.0 mL 40.0 mL 20.0 mL 10.0 mL
33. 20.0 mL of 0.200 M H,SO, is titrated with 0.100 M NaOH. What volume of 0.100 M NaOH is required to neutralize the acid? Na SO, (aq) + H,SO, (aq) + 2NaOH(aq) 2 H 0(1) A. 10.0 mL B. 20.0 mL C. 40.0 mL D. 80.0 mL How many nitrogen atoms are there in 4.0 moles of trinitrotoluene (TNT), C,H,(NO2),? A. 12 B. 2.0 C. 1.8 x 1014 D. 7.2 x 1024 E. 6.022 x 1023 31. A sample...
3. Wha t is the reason strong acids react with CaCOs (s) faster than weak acids? a. strong acids are more concentrated b. for solutions of equal concentrations, strong acids have more H3O ions c. strong acids form solids with insoluble ions d. weak acids react with water, and therefore don't react with the CaCOs (s) 4. How much of a 0.100 M NaOH solution is required to completely neutralize 10.0 mL of 0.200 M H2SO4? No calculations are necessary....
3. If 200. mL of 0.60 M MgCl2(ag) is added to 40U, ms t tilled water, what is the concentration of Mg2+(ag) and Cl-(aq) in the resulting solution? (Assume volumes are additive.) 15 20 2H [C (mol/L) [Mg] (mol/L) (A (A) 0.20 0.20 0.40 0.20 (C) 0.40 0.40 (D) 2.0 2.5 8 3@00 8. A sample of 25.0 mL of 0.120 M Ca(OH)2(aq) is titrated wit 0.150 M HCl(aq). What volume of HCl(aq) is needed to com pletely neutralize the...
Please help
V THIS IS THE DATA V
2. Calculate the mol/L H2O2 reacted or A[H2O2). (Include units on all values and report all results to 3 significant figures.). Trial 1 Trial 2 Trial 3 Trial 4 Experiment 5 Determining Rate of Reaction: lodide Oxidation by Hydrogen peroxide Purpose: To determine the rate law and activation energy for; 21 + H202 + H+ 12 + H2O by varying reactant concentrations and reaction temperature. Results 2 3 4 40.0 40.0 40.0...
10. During a titration, it is found that 53.5 mL of a solution of NaOH is needed to neutralize a solution that contains 1.86 g of HCI. What is the concentration in molarity of the NaOH solution? [Hint: Write balanced equation for the reaction.] What volume of a 0.452 M NaOH solution is needed to neutralize 85 mL of a 0.176 M solution of H2SO? A) 218.3 mL B) 66.2 mL C) 38.4 mL D) 436.6 mL E) 33 mL
Consider the titration of 40.0 mL of 0.500 M NH, with 1.00 M HC a) What is the initial pH of the NHg(aq)? b) What is the pH halfway to the equivalence point? c) What is the volume of HCI needed to reach the equivalence point? What is the pH at the equivalence point? d) Sketch the titration curve. Label the point(s) where there is a A) a weak base B) weak acid C) Buffer D) Strong acid in excess,...
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