Homework Answers
one mole of acid gives equal no
of equivalent to basicity of acid.
Here we have to calculate no of moles in one equivalent that will be equal to 1/basicity.
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SCUSSION: a Cach of the following formularenrogantongileidid which might b ed in US ON The replaceable...
SCUSSION: a Cach of the following formularenrogantongileidid which might b ed in US ON The replaceable (acidic) hyd...
SCUSSION: a Cach of the following formularenrogantongileidid which might b ed in US ON The replaceable (acidic) hydrogens are denoted by bold-face ve for each formula, give the number of moles which is one equivalent. a. Benzoic acid HC7H5O2 H3C6H5O7(H2O)3 9. Potassium hydrogentartrate h. Sodium hydrogenoxalate-1-water b. Citric acid-1-water KHCH4O6 NaHC204(H20) NaHSO4 c. Potassium hydrogenoxalate KHC204 1. Sodium hydrogensulfate d. Oxalic acid-2-water e. Potassium hydrogenphthalate H2C204(H20)2 2 KHC8H404 . Sodium hydrogentartrate-1-water k. Sodium dihydrogenphosphate 5-water NaHCAHAO(H20) ^ NaH2PO4(H20)5 2 KHSO4...
The empirical formula of the product is (1 pt) Consider the following reaction between oxalic acid...
The empirical formula of the product is (1 pt) Consider the following reaction between oxalic acid and potassium hydroxide. 2. H20 + K2C204 H2C204 + KOH A 1.500 g sample of oxalic acid is dissolved in water and titrated with 32.67 mL of KOH to a phenolphthalein end point. What is the molar concentration of the KOH solution? (5 pts)
Which one of the following salts, when dissolved in water, produces the solution with the highest...
Which one of the following salts, when dissolved in water, produces the solution with the highest pH? HINT: Remember that BASES have high pH. Mgo CH3NH31 LICIO4 O NaHSO4 Which of the following are weak diprotic acids? hydrocyanic acid - HCN, sulfuric acid - H2SO4, phosphoric acid - H3PO4 carbonic acid - H2CO3, hydrosulfuric acid - H2S, acetic acid - CH3COOH O carbonic acid - H2CO3, oxalic acid - H2C2O4, sulfurous acid - H2SO3 formic acid - HCOOH, acetic acid...
2. How many mL of 0.100M NaOH would you need to titrate if you measured out...
2. How many mL of 0.100M NaOH would you need to titrate if you measured out 0.120 g of oxalic acid? Must show calculation. (5 pts) lying an unknown acid Objective: Identify an unknown diprotic acid by determining its molecular weight. Introduction: A diprotic acid is an acid that yields two H ions per acid molecule. Therefore, two moles of NaOH are need to react with every one mole of diprotic acid. The net reaction of a diprotic acid, H:X,...
11. Which of the following is expected to be insoluble in water? A. Na2CO3 B. Fe(NO3)3...
11. Which of the following is expected to be insoluble in water? A. Na2CO3 B. Fe(NO3)3 C. KS04 D. AGNO3 E. ZnS 12. Which of the following has the lowest oxidation number? A. S in H2SO4 B. Cr in KiCrO4 C. Xe in XeFG D. Clin Ca(CIO3)2 E. Mn in KMnO4 13. Which of the following correctly defines "molarity"? A. mol solute/L solution B, mol solute/mL solvent C. mol solute/kg solvent D. mol solute/L solvent E. ky solute/mol solution 14....
I didn't know which one so I posted all of what I was provided Acid/Base Ionization...
I didn't know which one so I
posted all of what I was provided
Acid/Base Ionization Constants at 25 °C Acid Formula Kal Ka2 Каз Acetic acid CH3COOH 1.8x10-5 Acetylsalicylic acid (aspirin) HC,H-04 3.0x10-4 Aluminum ion Al(H20)43+ 1.2x10-5 Arsenic acid H3 AsO4 2.5x10-4 5.6x10-8 3.0x10-13 Ascorbic acid H2C6H606 7.9x10-5 1.6x10-12 Benzoic acid CH3COOH 6.3x10-5 Carbonic acid H2CO3 4.2x10-7 4.8x10-11 Ferric ion Fe(H20)63+ 4.0*10-3 Formic acid HCOOH 1.8x104 Hydrocyanic acid HCN 4.0*10-10 Hydrofluoric acid HF 7.2x104 Hydrogen peroxide H202 2.4x10-12 Hydrosulfuric...
In which set are both compounds soluble is water? (A) magnesium (MgCI_2) and octane (C_6H_18) (B)...
In which set are both compounds soluble is water? (A) magnesium (MgCI_2) and octane (C_6H_18) (B) ethanol (CH_2CH_2OH) and propane (CH-3CH_2CH_3) (C) carbon tetrachloride (CCI_4) and magnesium chloride (MgCI_2) (D) magnesium chloride (MgCI_2) and ethanol (CH_2CH_2OH) When potassium chloride, KCI dissolves in water, which of these diagram would best what you would expect to find in solution? Which is a precipitation reaction? (A) 2Cr(s) + 6HNO_3(aq) rightarrow 2Cr(NO_3)_3(aq) + 3H_2(g) (B) H_3PO_4(aq) + 3KOH(aq) rightarrow K_3PO_4(aq) + 3H_2O(l)) (C) 3Ba(NO_3)_2(aq)...
Acids and Bases 1) Which of the following is a general property of a basic solution?...
Acids and Bases 1) Which of the following is a general property of a basic solution? a. feels slippery b pH less than 7 c. tastes sour d. turns litmus paper red e. none of the above 2) If a vinegar sample has a pH of 5, the solution is which of the following: a. strongly acidic b. weakly acidic c neutral d. weakly basic e. strongly basic 3) Which of the following is a weak Arrhenius acid a. HNO3...
multiple choise 5 questions answer all please 1.Which of the following compounds is the least reactive...
multiple choise 5 questions answer all please 1.Which of the following compounds is the least reactive in the nucleophilic substitution with NaOH? 2,4-dinitrochlorobenzene m-nitrochlorobenzene o-nitrochlorobenzene 3,5-dinitrochlorobenzene 2.which of the following is the correct ascending order, for boiling points? a. n-butane <1-butane <diethyl ether <2-butanone b. n-butane <2-butanone <diethyl ether <1-butane c. n-butane <diethyl ether <1-butane <2-butanone d. n-butane <diethyl ether <2-butanone <1-butane 3.What is the main product of the reaction between 1-cyclobutyl-1-ethanol and H2SO4 + heat? a. 1-methyl cyclopentene b....
1. Which of the following compounds should be soluble in CC14? a) Naci b ) H20...
1. Which of the following compounds should be soluble in CC14? a) Naci b ) H20 c) NaOH d) C3H18 e) None of these 2. with increasing CO2 pressure and_ with The solubility of carbon dioxide gas in water increasing temperature. a) increases, increases b) increases, decreases c) decreases, increases d) decreases, decreases e) remains constant, decreases 3. Pressure . Based on the Raoult's Law plot for a mixture of liquids A and B shown on the right, which of...
SCUSSION: a Cach of the following formularenrogantongileidid which might b ed in US ON The replaceable (acidic) hydrogens are denoted by bold-face ve for each formula, give the number of moles which is one equivalent. a. Benzoic acid HC7H5O2 H3C6H5O7(H2O)3 9. Potassium hydrogentartrate h. Sodium hydrogenoxalate-1-water b. Citric acid-1-water KHCH4O6 NaHC204(H20) NaHSO4 c. Potassium hydrogenoxalate KHC204 1. Sodium hydrogensulfate d. Oxalic acid-2-water e. Potassium hydrogenphthalate H2C204(H20)2 2 KHC8H404 . Sodium hydrogentartrate-1-water k. Sodium dihydrogenphosphate 5-water NaHCAHAO(H20) ^ NaH2PO4(H20)5 2 KHSO4...
The empirical formula of the product is (1 pt) Consider the following reaction between oxalic acid and potassium hydroxide. 2. H20 + K2C204 H2C204 + KOH A 1.500 g sample of oxalic acid is dissolved in water and titrated with 32.67 mL of KOH to a phenolphthalein end point. What is the molar concentration of the KOH solution? (5 pts)
Which one of the following salts, when dissolved in water, produces the solution with the highest pH? HINT: Remember that BASES have high pH. Mgo CH3NH31 LICIO4 O NaHSO4 Which of the following are weak diprotic acids? hydrocyanic acid - HCN, sulfuric acid - H2SO4, phosphoric acid - H3PO4 carbonic acid - H2CO3, hydrosulfuric acid - H2S, acetic acid - CH3COOH O carbonic acid - H2CO3, oxalic acid - H2C2O4, sulfurous acid - H2SO3 formic acid - HCOOH, acetic acid...
2. How many mL of 0.100M NaOH would you need to titrate if you measured out 0.120 g of oxalic acid? Must show calculation. (5 pts) lying an unknown acid Objective: Identify an unknown diprotic acid by determining its molecular weight. Introduction: A diprotic acid is an acid that yields two H ions per acid molecule. Therefore, two moles of NaOH are need to react with every one mole of diprotic acid. The net reaction of a diprotic acid, H:X,...
11. Which of the following is expected to be insoluble in water? A. Na2CO3 B. Fe(NO3)3 C. KS04 D. AGNO3 E. ZnS 12. Which of the following has the lowest oxidation number? A. S in H2SO4 B. Cr in KiCrO4 C. Xe in XeFG D. Clin Ca(CIO3)2 E. Mn in KMnO4 13. Which of the following correctly defines "molarity"? A. mol solute/L solution B, mol solute/mL solvent C. mol solute/kg solvent D. mol solute/L solvent E. ky solute/mol solution 14....
I didn't know which one so I
posted all of what I was provided
Acid/Base Ionization Constants at 25 °C Acid Formula Kal Ka2 Каз Acetic acid CH3COOH 1.8x10-5 Acetylsalicylic acid (aspirin) HC,H-04 3.0x10-4 Aluminum ion Al(H20)43+ 1.2x10-5 Arsenic acid H3 AsO4 2.5x10-4 5.6x10-8 3.0x10-13 Ascorbic acid H2C6H606 7.9x10-5 1.6x10-12 Benzoic acid CH3COOH 6.3x10-5 Carbonic acid H2CO3 4.2x10-7 4.8x10-11 Ferric ion Fe(H20)63+ 4.0*10-3 Formic acid HCOOH 1.8x104 Hydrocyanic acid HCN 4.0*10-10 Hydrofluoric acid HF 7.2x104 Hydrogen peroxide H202 2.4x10-12 Hydrosulfuric...
In which set are both compounds soluble is water? (A) magnesium (MgCI_2) and octane (C_6H_18) (B) ethanol (CH_2CH_2OH) and propane (CH-3CH_2CH_3) (C) carbon tetrachloride (CCI_4) and magnesium chloride (MgCI_2) (D) magnesium chloride (MgCI_2) and ethanol (CH_2CH_2OH) When potassium chloride, KCI dissolves in water, which of these diagram would best what you would expect to find in solution? Which is a precipitation reaction? (A) 2Cr(s) + 6HNO_3(aq) rightarrow 2Cr(NO_3)_3(aq) + 3H_2(g) (B) H_3PO_4(aq) + 3KOH(aq) rightarrow K_3PO_4(aq) + 3H_2O(l)) (C) 3Ba(NO_3)_2(aq)...
1. Which of the following compounds should be soluble in CC14? a) Naci b ) H20 c) NaOH d) C3H18 e) None of these 2. with increasing CO2 pressure and_ with The solubility of carbon dioxide gas in water increasing temperature. a) increases, increases b) increases, decreases c) decreases, increases d) decreases, decreases e) remains constant, decreases 3. Pressure . Based on the Raoult's Law plot for a mixture of liquids A and B shown on the right, which of...
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