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9:05 Time's Up! View Feedback Which of the following substances has the highest melting point? A)...
1. For each pair of substances, identify which has the highest melting point. For each, briefly...
1. For each pair of substances, identify which has the
highest melting point. For each, briefly explain your reasoning
To receive credit, you must show your work. STAPLE all pages before submitting your homework. Problems will be selected at random for grading, but a full answer key will be posted to Blackboard 1. solids, liquids, and solutions, and intermolecular forces. 1. For each pair of substances, identify which has the highest melting point. For each, briefly explain your reasoning a....
rank chemical formulas with respect to decreasing melting point 15) Rank the following substances in order...
rank chemical formulas with respect to decreasing
melting point
15) Rank the following substances in order of decreasing melting point: Sodium chloride, (NaCl), Methanol (CH,OH), Methyl chloride (CH,CI), Methane (CH), and Quartz crystal. A) Quartz crystal > NaCl > CH CI >CH,OH >CH, B) CHOH > NaCl > CH CI > Quartz crystal > CH4 C) Quartz crystal > NaCl > CH.OHCH.CICH D) Quartz crystal > CH,OH > NaCl > CH CI > CH, E) Quartz crystal > NaCl >...
which one of these has the highest melting point? Which of these has the highest melting...
which one of these has the highest melting point?
Which of these has the highest melting point? Select one: o a. sodium O b. bromine C. iron O d. diamond
Need help. Tnks which of the following boils at the highest temperature? A CH. B. C₂H6...
Need help. Tnks
which of the following boils at the highest temperature? A CH. B. C₂H6 с. Сан, D. CH10 24. Which probably has the lowest boiling point at 1.00 atm? A. HEB . HCI C. HBr D. HI E. C5H12 E. H2SO4 or the following substances has London dispersion force as its only intermolecular force? (NO hydrogen bonding, no dipole-dipole forces.) A. CH,OH S.NH, C.HS D. CHA 26. Which statement is true for the following structures: CH3CH2OH CH.CHOCHCHA NaF...
Of the following substances, KCl, KBr, and KF, KF will have the highest melting point. True...
Of the following substances, KCl, KBr, and KF, KF will have the highest melting point. True False
Question 3 0.5 pts Which of the following substances is expected to have the highest melting...
Question 3 0.5 pts Which of the following substances is expected to have the highest melting point? 0 H₂O осна H2S ooo O CO2 Ne
65. Which of the following fatty acids would have the highest melting point? A. 20:0 B. ...
65. Which of the following fatty acids would have the highest melting point? A. 20:0 B. 20:1 C. 20:2 D. 20:3 E. 20:4 66. Which of the following has the highest percentage of polyunsaturated fatty acids? A. coconut oil B. Soybean oil C. beef tallow D. lard E. olive oil
PART B MELTING POINTS OF SOME ORGANIC SUBSTANCES Circle the pair of substances of which you measured the melting point...
PART B MELTING POINTS OF SOME ORGANIC SUBSTANCES Circle the pair of substances of which you measured the melting point range 7 2-naphthol (A) and naphthalene (B) benzophenone (A) and benzil (B Complete the following table: [6 marks] Hint Molecules containing only Cand H can be assumed to be non-polar Present in Present in А Stronger in which substance? Why? Intermolecular Force В (yes or no) (yes or no) London Dispersion Dipole-Dipole Hydrogen Bonding Which of the two substances that...
Which one of the following compounds would be expected to have the highest melting point? Select one: CH он он Whi...
Which one of the following compounds would be expected to have the highest melting point? Select one: CH он он
Which one of the following compounds would be expected to have the highest melting point? Select one: CH он он
Part A Which of the following substances will be more volatile? C6H6 CH3OH NaCl H2O a....
Part A Which of the following substances will be more volatile? C6H6 CH3OH NaCl H2O a. NaCl b. H2O c. C6H6 d. C6H6 Part B Which substance has a higher melting point? C6H6 CH3OH NaCl H2O a. H2O b. NaCl c. C6H6 d. CH3OH Part C What is the intermolecular force present in I2 molecule? a. hydrogen bonds b. ionic attractions c. dipole-dipole forces d. dispersion forces
1. For each pair of substances, identify which has the
highest melting point. For each, briefly explain your reasoning
To receive credit, you must show your work. STAPLE all pages before submitting your homework. Problems will be selected at random for grading, but a full answer key will be posted to Blackboard 1. solids, liquids, and solutions, and intermolecular forces. 1. For each pair of substances, identify which has the highest melting point. For each, briefly explain your reasoning a....
rank chemical formulas with respect to decreasing
melting point
15) Rank the following substances in order of decreasing melting point: Sodium chloride, (NaCl), Methanol (CH,OH), Methyl chloride (CH,CI), Methane (CH), and Quartz crystal. A) Quartz crystal > NaCl > CH CI >CH,OH >CH, B) CHOH > NaCl > CH CI > Quartz crystal > CH4 C) Quartz crystal > NaCl > CH.OHCH.CICH D) Quartz crystal > CH,OH > NaCl > CH CI > CH, E) Quartz crystal > NaCl >...
which one of these has the highest melting point?
Which of these has the highest melting point? Select one: o a. sodium O b. bromine C. iron O d. diamond
Need help. Tnks
which of the following boils at the highest temperature? A CH. B. C₂H6 с. Сан, D. CH10 24. Which probably has the lowest boiling point at 1.00 atm? A. HEB . HCI C. HBr D. HI E. C5H12 E. H2SO4 or the following substances has London dispersion force as its only intermolecular force? (NO hydrogen bonding, no dipole-dipole forces.) A. CH,OH S.NH, C.HS D. CHA 26. Which statement is true for the following structures: CH3CH2OH CH.CHOCHCHA NaF...
Question 3 0.5 pts Which of the following substances is expected to have the highest melting point? 0 H₂O осна H2S ooo O CO2 Ne
PART B MELTING POINTS OF SOME ORGANIC SUBSTANCES Circle the pair of substances of which you measured the melting point range 7 2-naphthol (A) and naphthalene (B) benzophenone (A) and benzil (B Complete the following table: [6 marks] Hint Molecules containing only Cand H can be assumed to be non-polar Present in Present in А Stronger in which substance? Why? Intermolecular Force В (yes or no) (yes or no) London Dispersion Dipole-Dipole Hydrogen Bonding Which of the two substances that...
Which one of the following compounds would be expected to have the highest melting point? Select one: CH он он
Which one of the following compounds would be expected to have the highest melting point? Select one: CH он он
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