Homework Answers
Add Answer to:
please i need help with all questions 5. List the following cubic packing structures from least (1) to most (3) eff...
2. Arrange the three common unit cells in order from least dense to most dense packing....
2. Arrange the three common unit cells in order from least dense to most dense packing. a. simple cubic < body-centered cubic < face-centered cubic b. simple cubic < face-centered cubic < body-centered cubic c. body-centered cubic < face-centered cubic < simple cubic d. body-centered cubic <simple cubic < face-centered cubic e. face-centered cubic < body-centered cubic < simple cubic 3. The normal boiling point of a liquid is a. 373 K. b. the temperature at which a liquid's vapor...
need help 10. In the following phase diagram, describe the progression from point A to point...
need help
10. In the following phase diagram, describe the progression from point A to point for the indicated compound: H20 Solid Liquid Pressure, p Gas 298 K Temperature, T
314 J/mol K 78.4+ 273,15 All work must be show to receive credit. Remember, significant figures...
314 J/mol K 78.4+ 273,15 All work must be show to receive credit. Remember, significant figures are important! P_TAH P, -AH / T,+1, IT R 0,0821 L atm/mol K = 8.314 J/mol K "P, RT TI? 1. (4 points) Ethanol has a heat of vaporization of 38 56 kJ/mol and a normal boiling point of 78.4°C. a. What is the vapor pressure of ethanol at 250°C? In P2 - Nroup CT-T2 ) 25.0+ 273. P2L n =-A 38.56 kJ last...
need help 9. On the phase diagram provided, indicate where each term is applied: (click-and-drag the...
need help
9. On the phase diagram provided, indicate where each term is applied: (click-and-drag the associated terms to the diagram in the online submission) a. Melting/freezing b. Boiling/condensation C. Sublimation/deposition d. Triple point c. Critical point f. Solid phase g. Liquid phase h. Gas phase i. Pressure axis j. Temperature axis Fall 2019 CHEM 1001 A 7:30 PM - Mondays November 18+
1) Arrange the following in the expected order of increasing boiling point: Ne, He, Cl, (CH3)2CO...
1) Arrange the following in the expected order of increasing boiling point: Ne, He, Cl, (CH3)2CO and O2. 2) a) Sketch a plausible phase diagram for hydrazine (N2H) from the data provided below: triple point (2.0 °C and 3.4 mmHg), normal boiling point (113.5 °C) and critical point (380 °C and 145 atm). The density of the liquid is less than that of the solid. b) Label the different regions of the diagram corresponding to the 3 states of matter....
3) (19 pnts) The following questions refer to the phase diagram of methane. (note the Log...
3) (19 pnts) The following questions refer to the phase diagram of methane. (note the Log scale of the pressure axis) Supercritical fluid Liquid Pressure (atm) Critical point (31.1 °C, 73.0 atm) Solid Triple point (-56.4 c, 5.11 atm) 10-22 -200 - 100 0 100 Temperature (°C) 200 a) What state is methane in at 10 atm and 0 °C: solid, liquid, or gas (circle one)? b) The atmosphere of Titan, a moon of Saturn, possesses -5% methane. Titan has...
Draw a phase diagram(and label all parts completely) that is consistent with the following information: 1....
Draw a phase diagram(and label all parts completely) that is consistent with the following information: 1. Pressure is in mm Hg 2. Temperature is in °C 3. Liquid phase is denser than the solid phase 4. Has one triple point, which is located at 400 mm Hg and 70°C 5. Point A is located at 760 mm Hg and 35°C and is found on the equilibrium line between solid and liquid phases 6. Point B is located at 760 mm...
please answer all the questions 6) What is the name given to an arrangement in which...
please answer all the questions
6) What is the name given to an arrangement in which every other layer is identical (ABABABAB)? a) octahedral holes b) tetrahedral holes c) hexagonal close packed d) cubic close packing e) cubic face centered 7) Name the three types of holes for the cubic closest packed structure. 8) Complete the following table: Sample Type (ionic, molecular, metallic, network covalent) Intermolecular forces CsCl CHA C (graphite) Mg CHCI NH, Chemistry 121 Worksheet 7 9) Predict...
please write out all steps<3 1. What is the strongest intermolecular force between the two compounds:...
please write out all steps<3
1. What is the strongest intermolecular force between the two compounds: a. HF and NH3 b. H2 and CCL C. NO3 and BF3 d. CzHg and HCI 2. What type of crystalline solid will be formed for the following compounds a. CH3OH b. S c. Ca d. Lici 3. The structure of ZnS is face-centered cubic structure, the length of one side is 236 pm. What is the density of the ZnS compound? I 4....
1. Part 2 white complete structures for the major product(s) resulting from the following reactions. Ao...
1. Part 2 white complete structures for the major product(s) resulting from the following reactions. Ao Propanal + 2,4-dinitrophenylhydrazine --- 2-hexanol + ZnCl2 + HCI ----.. . . isopropyl alcohol + CrO3/H2S04 --- 1-butene + Br2/CH2Cl2 → In the space below, draw structures for the following: a. Bromobenzene b. Butanal Acetophenone Benzaldehyde e. Aniline 3. The following observations are frequently made in the laboratory. In each case below state in The following cheer brief terms, the deduction or deductions which...
2. Arrange the three common unit cells in order from least dense to most dense packing. a. simple cubic < body-centered cubic < face-centered cubic b. simple cubic < face-centered cubic < body-centered cubic c. body-centered cubic < face-centered cubic < simple cubic d. body-centered cubic <simple cubic < face-centered cubic e. face-centered cubic < body-centered cubic < simple cubic 3. The normal boiling point of a liquid is a. 373 K. b. the temperature at which a liquid's vapor...
need help
10. In the following phase diagram, describe the progression from point A to point for the indicated compound: H20 Solid Liquid Pressure, p Gas 298 K Temperature, T
314 J/mol K 78.4+ 273,15 All work must be show to receive credit. Remember, significant figures are important! P_TAH P, -AH / T,+1, IT R 0,0821 L atm/mol K = 8.314 J/mol K "P, RT TI? 1. (4 points) Ethanol has a heat of vaporization of 38 56 kJ/mol and a normal boiling point of 78.4°C. a. What is the vapor pressure of ethanol at 250°C? In P2 - Nroup CT-T2 ) 25.0+ 273. P2L n =-A 38.56 kJ last...
need help
9. On the phase diagram provided, indicate where each term is applied: (click-and-drag the associated terms to the diagram in the online submission) a. Melting/freezing b. Boiling/condensation C. Sublimation/deposition d. Triple point c. Critical point f. Solid phase g. Liquid phase h. Gas phase i. Pressure axis j. Temperature axis Fall 2019 CHEM 1001 A 7:30 PM - Mondays November 18+
1) Arrange the following in the expected order of increasing boiling point: Ne, He, Cl, (CH3)2CO and O2. 2) a) Sketch a plausible phase diagram for hydrazine (N2H) from the data provided below: triple point (2.0 °C and 3.4 mmHg), normal boiling point (113.5 °C) and critical point (380 °C and 145 atm). The density of the liquid is less than that of the solid. b) Label the different regions of the diagram corresponding to the 3 states of matter....
3) (19 pnts) The following questions refer to the phase diagram of methane. (note the Log scale of the pressure axis) Supercritical fluid Liquid Pressure (atm) Critical point (31.1 °C, 73.0 atm) Solid Triple point (-56.4 c, 5.11 atm) 10-22 -200 - 100 0 100 Temperature (°C) 200 a) What state is methane in at 10 atm and 0 °C: solid, liquid, or gas (circle one)? b) The atmosphere of Titan, a moon of Saturn, possesses -5% methane. Titan has...
Draw a phase diagram(and label all parts completely) that is consistent with the following information: 1. Pressure is in mm Hg 2. Temperature is in °C 3. Liquid phase is denser than the solid phase 4. Has one triple point, which is located at 400 mm Hg and 70°C 5. Point A is located at 760 mm Hg and 35°C and is found on the equilibrium line between solid and liquid phases 6. Point B is located at 760 mm...
please answer all the questions
6) What is the name given to an arrangement in which every other layer is identical (ABABABAB)? a) octahedral holes b) tetrahedral holes c) hexagonal close packed d) cubic close packing e) cubic face centered 7) Name the three types of holes for the cubic closest packed structure. 8) Complete the following table: Sample Type (ionic, molecular, metallic, network covalent) Intermolecular forces CsCl CHA C (graphite) Mg CHCI NH, Chemistry 121 Worksheet 7 9) Predict...
please write out all steps<3
1. What is the strongest intermolecular force between the two compounds: a. HF and NH3 b. H2 and CCL C. NO3 and BF3 d. CzHg and HCI 2. What type of crystalline solid will be formed for the following compounds a. CH3OH b. S c. Ca d. Lici 3. The structure of ZnS is face-centered cubic structure, the length of one side is 236 pm. What is the density of the ZnS compound? I 4....
1. Part 2 white complete structures for the major product(s) resulting from the following reactions. Ao Propanal + 2,4-dinitrophenylhydrazine --- 2-hexanol + ZnCl2 + HCI ----.. . . isopropyl alcohol + CrO3/H2S04 --- 1-butene + Br2/CH2Cl2 → In the space below, draw structures for the following: a. Bromobenzene b. Butanal Acetophenone Benzaldehyde e. Aniline 3. The following observations are frequently made in the laboratory. In each case below state in The following cheer brief terms, the deduction or deductions which...
Most questions answered within 3 hours.
-
Test the hypothesis using P-value approach. Be sure to verify
the requirements of the test.
H0:...
asked 36 minutes ago -
For a voltaic cell based on the reaction below, which statement
is correct?
Zn(s)+2H+(aq)→Zn2+(aq)+H2(g)
Zn2+(aq) is...
asked 21 minutes ago -
If 20 g of Na2SO4 is reacted with 20 g of
Al(NO3)3 according to the following...
asked 12 minutes ago -
One difference between periodic and perpetual inventory systems
is:
Multiple Choice Cost of goods sold is...
asked 18 minutes ago -
Using the OSHA web site find the OSHA regulation for personal eye
protection. Write a summary...
asked 16 minutes ago -
In 600 words, answer the following
1) Why has the transfer of defense technologies to domestic...
asked 16 minutes ago -
Balance the following oxidation-reduction equations using redox
methods:
Cu + H+ --------> Cu+ +
H2
asked 37 minutes ago -
For the balanced reaction: CaCl2 (aq) + Na2CO3 (aq) -> CaCO3
(s) + 2 NaCl (aq),...
asked 31 minutes ago -
1. If ln(x)=ln(x)= -0.2 , what does xx equal? Round
your answer to three significant figures. The...
asked 28 minutes ago -
what is the current research being done on the hexokinase
enzyme?
asked 34 minutes ago -
An incline weighing 1,106 kg with its passengers travels uphill
800 meters on a 30 degree...
asked 34 minutes ago -
Let’s assume you want to retire with $1,000,000 in your
investment portfolio. Given that your investment...
asked 34 minutes ago