Homework Answers
Answer- 3rd option is the correct answer.
Ammonium phosphate is soluble in water.
15) Answer- 3rd option is the correct answer.
Van't Hoff factors of following compounds is-
Ba(OH)2 - 3
C6H12 - 1
K3PO4 - 4
NH3 - 1
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sorry this is chemisry not algebra
Which one of the following...
Using the solubility rules in your text along with your class notes, indicate which one of...
Using the solubility rules in your text along with your class notes, indicate which one of the following pairs of chemical compounds is likely to be the more soluble in water. [1 point each; 8 points total] CH3-CH2-CH2-OH or CH3-CH2-CH2-CH2-CH2-CH2-CH2-CH2-CH2-CH2-OH RbL or Pbl2 HO-CH2-CH2-CH2-CH2-CH2-CH2-OH or CH3-CH2-CH2-CH2-CH2-CH2-OH CaCO3 K2CO3 Pb(NO3)2 Pbs Cu3(PO4)2 (NH4)PO4 or or CO(OH)3 Ba(OH)2 CH3-CH2-CH2-OH or CH3-CH2-CH2-NH2
Need help doing chem calc. Please help! Additional Problems Show all work and calculations! 1. Identify...
Need help doing chem calc.
Please help!
Additional Problems Show all work and calculations! 1. Identify the following as a weak electrolyte, strong electrolyte, or nonelectrolyte and write the equation for when they are in solution. Example: PbCl2 is a weak electrolyte PbCl2(s)く-) Pb2+(aq) +2 Cl-(aq) a. H2SO4 c. H3PO4 d. (NH4)3PO4 e. CH3C2OH f. Ba(OH)2 g. CH3CO2H h. HCI 2. Calculate the concentration of a solution in which 5.8 moles of NaCl are dissolved in 250 mL of solution'?...
can you please help for these three questions please? thank you! 18. Which will be the...
can you please help for these three questions please? thank
you!
18. Which will be the major product of the following E2 reaction? NaOH Br CH3 H3C H a) b) c) Нас d) H3C CH3 H3 H3C 3 20. Which would not be a good method to prepare compound A? O A 1. BH3 OH РСС b) 2. H202, OH 1, H+, H2O 2. РСС H2SO4, H20 O 28. How many different protons (including the H of the OH) are...
in the table below, predict which of the following reactant combinations will produce precipitates and write...
in the table below, predict which of the following reactant
combinations will produce precipitates and write all the products
that form (including states of matters- l, s, aq, g;
write "ss" if it is slightly soluble). Useful
information is also below.
TABLE 4.1 | Simple Rules for the Solubility of Salts in Water 1. Most nitrate (NO3-) salts are soluble. 2. Most salts containing the alkali metal ions (Li+, Na+, K+, Cst, Rb+) and the ammonium ion (NH4+) are soluble....
Which one of the following compounds contains an ion with a 2- charge? 1. FeCl3 2....
Which one of the following compounds contains an ion with a 2- charge? 1. FeCl3 2. Ca3(PO3)2 3. Ba(NO3)2 4. NiSO4 5. Co(OH)2
1. Determine the pH for the following Show all work and please be neat A. (3...
1. Determine the pH for the following Show all work and please be neat A. (3 points) 0.0055 M Ba(OH)2 solution B. (3 points) 0.040 M H2SO4 solution C. (7 points) 0.27 M HNO2 (HNO2, Ka = 4.0 10–4) D. (7 points) 0.39 M NH4Cl (pKb for NH3 = 4.74)
please help with Question 7, question 8 and Question 9. thank you QUESTION Which of the...
please help with Question 7, question 8 and Question 9. thank
you
QUESTION Which of the following shows the correct stereochemistry of the products? NAN DMF solvent (1) CN NaCN DNF solvent) ON + Low A B c (1) only 3 only 12) and (3) (1) and (3) THE FOLLOWING STRUCTURES APPLY TO QUESTIONS 8, 9 AND 10 1.OH 1.OH HO OH HO HO OH HO HO HO HO нога OH o (2) 0 OH 0 (3) 0 QUESTIONS The...
Soluble Ions 1. Cations 2. Anions Empirical Solubility Rules The presence of these ions tend to...
Soluble Ions 1. Cations 2. Anions Empirical Solubility Rules The presence of these ions tend to make the ionic compound water soluble (note exceptions). Ions Exceptions (compounds are insoluble despite having these cations) Li", Na, K, Exceptions = Li,Co, and LigPO4 NH Exceptions (compounds are insoluble Ious despite having these anions) NO,, nitrate ion No exceptions, all nitrates are water soluble C₂H₂O₂: No exceptions, all acetates are water soluble No acetate ion CIO4, CIO3. No exceptions, all perchlorate and chlorate...
please help solve question 10 and question 11. thank you [2] QUESTION 10 Which of the...
please help solve question 10 and question 11. thank you
[2] QUESTION 10 Which of the following statements is correct? A B (1) and (2) are optically active, (3) and (4) are meso thus optically inactive 1) and (2) are optically active, (3) and (4) are meso thus optically active too (1) and (2) are meso thus optically inactive, (3) and (4) are optically active All the compounds are optically active. с D [2] QUESTION 11 Which of the following...
please explain why the answers are what they are. thank you 18. Which one of these...
please explain why the answers are what they are.
thank you
18. Which one of these molecules does not contain any stereogenic centers? 19. How do the two chemical structures shown in the box below compare to one another? a) They represent the same molecule. b) They are isotopes. (c) They are constitutional isomers. d) They have different chemical formulas. 23. Based on structural characteristics, predict which of these substances has the lowest melting point @woo woo Dance CH 3....
Using the solubility rules in your text along with your class notes, indicate which one of the following pairs of chemical compounds is likely to be the more soluble in water. [1 point each; 8 points total] CH3-CH2-CH2-OH or CH3-CH2-CH2-CH2-CH2-CH2-CH2-CH2-CH2-CH2-OH RbL or Pbl2 HO-CH2-CH2-CH2-CH2-CH2-CH2-OH or CH3-CH2-CH2-CH2-CH2-CH2-OH CaCO3 K2CO3 Pb(NO3)2 Pbs Cu3(PO4)2 (NH4)PO4 or or CO(OH)3 Ba(OH)2 CH3-CH2-CH2-OH or CH3-CH2-CH2-NH2
Need help doing chem calc.
Please help!
Additional Problems Show all work and calculations! 1. Identify the following as a weak electrolyte, strong electrolyte, or nonelectrolyte and write the equation for when they are in solution. Example: PbCl2 is a weak electrolyte PbCl2(s)く-) Pb2+(aq) +2 Cl-(aq) a. H2SO4 c. H3PO4 d. (NH4)3PO4 e. CH3C2OH f. Ba(OH)2 g. CH3CO2H h. HCI 2. Calculate the concentration of a solution in which 5.8 moles of NaCl are dissolved in 250 mL of solution'?...
can you please help for these three questions please? thank
you!
18. Which will be the major product of the following E2 reaction? NaOH Br CH3 H3C H a) b) c) Нас d) H3C CH3 H3 H3C 3 20. Which would not be a good method to prepare compound A? O A 1. BH3 OH РСС b) 2. H202, OH 1, H+, H2O 2. РСС H2SO4, H20 O 28. How many different protons (including the H of the OH) are...
in the table below, predict which of the following reactant
combinations will produce precipitates and write all the products
that form (including states of matters- l, s, aq, g;
write "ss" if it is slightly soluble). Useful
information is also below.
TABLE 4.1 | Simple Rules for the Solubility of Salts in Water 1. Most nitrate (NO3-) salts are soluble. 2. Most salts containing the alkali metal ions (Li+, Na+, K+, Cst, Rb+) and the ammonium ion (NH4+) are soluble....
please help with Question 7, question 8 and Question 9. thank
you
QUESTION Which of the following shows the correct stereochemistry of the products? NAN DMF solvent (1) CN NaCN DNF solvent) ON + Low A B c (1) only 3 only 12) and (3) (1) and (3) THE FOLLOWING STRUCTURES APPLY TO QUESTIONS 8, 9 AND 10 1.OH 1.OH HO OH HO HO OH HO HO HO HO нога OH o (2) 0 OH 0 (3) 0 QUESTIONS The...
Soluble Ions 1. Cations 2. Anions Empirical Solubility Rules The presence of these ions tend to make the ionic compound water soluble (note exceptions). Ions Exceptions (compounds are insoluble despite having these cations) Li", Na, K, Exceptions = Li,Co, and LigPO4 NH Exceptions (compounds are insoluble Ious despite having these anions) NO,, nitrate ion No exceptions, all nitrates are water soluble C₂H₂O₂: No exceptions, all acetates are water soluble No acetate ion CIO4, CIO3. No exceptions, all perchlorate and chlorate...
please help solve question 10 and question 11. thank you
[2] QUESTION 10 Which of the following statements is correct? A B (1) and (2) are optically active, (3) and (4) are meso thus optically inactive 1) and (2) are optically active, (3) and (4) are meso thus optically active too (1) and (2) are meso thus optically inactive, (3) and (4) are optically active All the compounds are optically active. с D [2] QUESTION 11 Which of the following...
please explain why the answers are what they are.
thank you
18. Which one of these molecules does not contain any stereogenic centers? 19. How do the two chemical structures shown in the box below compare to one another? a) They represent the same molecule. b) They are isotopes. (c) They are constitutional isomers. d) They have different chemical formulas. 23. Based on structural characteristics, predict which of these substances has the lowest melting point @woo woo Dance CH 3....
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