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![5. 12 pts each] Complete the following and make sure to include units (8. mole, amu, atoms, molecules, ctc.). 62g is the mass](http://img.homeworklib.com/questions/0589d990-fa6c-11eb-b2c0-6f2ff3f94b40.png?x-oss-process=image/resize,w_560)
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5. [2 pts each] Complete the following and make sure to include units (g,mole, amu, atoms,...
Question 4 1 pts Which of the following mole ratios CANNOT be derived from the reaction 2 502 (g) + O2 (g) + 2 H2...
Question 4 1 pts Which of the following mole ratios CANNOT be derived from the reaction 2 502 (g) + O2 (g) + 2 H20 (1) --> 2 H2SO4 (aq) ? 02 mol SO2 2 mol H2SO4 2 mol H2SO4 2 mol O2 0 1 mol O2 2 mol H20 O 2 mol O2 1 mol O2 2 mol H20 2 mol SO2 Question 1 1 pts What do the coefficients in a balanced equation tell us? Mark ALL that...
5.) Draw Lewis dot structures for the following molecules below. Next, draw the three dimensional structure for each...
5.) Draw Lewis dot structures for the following molecules below. Next, draw the three dimensional structure for each molecule using lines, dashes and wedges. Write what the bond angles are in each case. Calculate the difference in electronegativity (AEN) between each pair of bonding atoms. Draw dipoles for each bond in the molecule and draw a net dipole if one exists. In there is no net dipole, write "NO NET DIPOLE". Use this information to determine if the molecule is...
Classify each of the following as ionic or molecular.
Part 1)Classify each of the following as ionic or molecular. Drag the appropriate items to their respective bins.Identify which of the following molecules can exhibit hydrogen bonding as a pure liquid. Check all that apply.The hydrides of group 5A are NH3, PH3, AsH3, and SbH3. Arrange them from highest to lowest boiling point. Rank the molecules from highest to lowest boiling point. To rank items as equivalent, overlap them.Indicate the major type of intermolecular forces that occurs between particles of the following: Drag the...
4. True False section circle one (1 pts each) A) T F 1 mole of atoms...
4. True False section circle one (1 pts each) A) T F 1 mole of atoms or molecules is 6.022 x 1023. T F F F The net ionic equation for many acid base reactions is H + OH + H2O A copper solution turning from clear to green is the sign of a chemical reaction. If a metal goes from a solid to cation in solution it has been oxidized if in a reaction, the reactant iron (III) becomes...
Please answer all parts of questions (20 to 26) 20: Make use of the following information...
Please answer all parts of
questions (20 to 26)
20: Make use of the following information for calculating the electron Affinity of C AH = -216 kJ A H2 249 kJ AH3 = + 240 kJ A H4 ? A H5 786 kJ A Ho-411 kJ 1: 2Na 2: ½ Na(g 3: Cl2() 4: Cl eg) 5: Na () Cl 6: Nas 2Nas ½ Na () 2Ck Deposition Energy Ionisation Energy Atomization Energy Electron affinity Lattice Energy Standard Enthalpy of...
A. Classify each of the following reactions as decomposition, combination, combustion, 2CH3OH(l)+3O2(g)→2CO2(g)+4H2O(g) 2KClO3(s)→2KCl(s)+3O2(g) S(s)+3F2(g)→SF6(g) CaO(s)+H2O(l)→Ca(OH)2(aq) 2Cu(NO3)2(s)→2CuO(s)+4NO2(g)+O2(g)...
A. Classify each of the following reactions as decomposition, combination, combustion, 2CH3OH(l)+3O2(g)→2CO2(g)+4H2O(g) 2KClO3(s)→2KCl(s)+3O2(g) S(s)+3F2(g)→SF6(g) CaO(s)+H2O(l)→Ca(OH)2(aq) 2Cu(NO3)2(s)→2CuO(s)+4NO2(g)+O2(g) B. Solid aluminum metal and diatomic chlorine gas react spontaneously to form a solid product. Give the balanced chemical equation (including phases) that describes this reaction. Indicate the phases using abbreviation (s), (l), or (g) for solid, liquid, or gas, respectively. Express your answer as a chemical equation. C. When heated, solid copper(II) carbonate decomposes to solid copper(II) oxide and carbon dioxide gas. Give...
Lab 4 Homework Questions Make sure to completely answer each of the following questions. This will...
Lab 4 Homework Questions Make sure to completely answer each of the following questions. This will be due at the state following lab. w ill construct Lewis structures of molecules that you will use in Lab 5. Structures and Shane acules This work must be completed before you will be allowed to participate in a Draw the following Lewis structures, and use them to complete the table. Nitrogen (N2) Ammonia (NH3) Methane (CH) Formaldehyde (CH20) Water (H20) Carbon Dioxide (CO2)...
(6 pts total: 2 pts each) Proteins that catalyze chemical reactions in living systems are called...
(6 pts total: 2 pts each) Proteins that catalyze chemical reactions in living systems are called enzymes. The basic building blocks of proteins are called amino acids and have the general structure pictured below, left, where R is a substituent containing one of many organic functional groups. Some representative examples of amino acids found in nature are pictured here as well (R groups only) O . CH, HO-C-H H-C-H HẠC-C-CH, CH,SH HNT-CO,H Cysteine Valine Threonine Aspartic Acid An Amino Acid...
2 H2O2(aq) + 2 H2O(l) + O2(g) 5. Hydrogen peroxide decomposes according to the equation above. a. An aqueous solutio...
2 H2O2(aq) + 2 H2O(l) + O2(g) 5. Hydrogen peroxide decomposes according to the equation above. a. An aqueous solution of H2O, that is 6.00 percent H,O, by mass has a density of 1.03 g ml. Calculate each of the following. (i) The original number of moles of H2O, in a 125 ml sample of the 6.00 percent H2O2 solution (ii) The number of moles of O,(g) that are produced when all of the H2O2 in the 125 mL sample...
1. (6 pts total; 2 pts each) Proteins that catalyze chemical reactions in living systems are...
1. (6 pts total; 2 pts each) Proteins that catalyze chemical reactions in living systems are called enzymes. The basic building blocks of proteins are called amino acids and have the general structure pictured below, left, where R is a substituent containing one of many organic functional groups. Some representative examples of amino acids found in nature are pictured here as well (R groups only) сн. н 0:00 HO-C-H. HỌC-C-CH, CH,SH H-C-H H2N -CO,H H An Amino Acid Threonine Valine...
Question 4 1 pts Which of the following mole ratios CANNOT be derived from the reaction 2 502 (g) + O2 (g) + 2 H20 (1) --> 2 H2SO4 (aq) ? 02 mol SO2 2 mol H2SO4 2 mol H2SO4 2 mol O2 0 1 mol O2 2 mol H20 O 2 mol O2 1 mol O2 2 mol H20 2 mol SO2 Question 1 1 pts What do the coefficients in a balanced equation tell us? Mark ALL that...
5.) Draw Lewis dot structures for the following molecules below. Next, draw the three dimensional structure for each molecule using lines, dashes and wedges. Write what the bond angles are in each case. Calculate the difference in electronegativity (AEN) between each pair of bonding atoms. Draw dipoles for each bond in the molecule and draw a net dipole if one exists. In there is no net dipole, write "NO NET DIPOLE". Use this information to determine if the molecule is...
4. True False section circle one (1 pts each) A) T F 1 mole of atoms or molecules is 6.022 x 1023. T F F F The net ionic equation for many acid base reactions is H + OH + H2O A copper solution turning from clear to green is the sign of a chemical reaction. If a metal goes from a solid to cation in solution it has been oxidized if in a reaction, the reactant iron (III) becomes...
Please answer all parts of
questions (20 to 26)
20: Make use of the following information for calculating the electron Affinity of C AH = -216 kJ A H2 249 kJ AH3 = + 240 kJ A H4 ? A H5 786 kJ A Ho-411 kJ 1: 2Na 2: ½ Na(g 3: Cl2() 4: Cl eg) 5: Na () Cl 6: Nas 2Nas ½ Na () 2Ck Deposition Energy Ionisation Energy Atomization Energy Electron affinity Lattice Energy Standard Enthalpy of...
Lab 4 Homework Questions Make sure to completely answer each of the following questions. This will be due at the state following lab. w ill construct Lewis structures of molecules that you will use in Lab 5. Structures and Shane acules This work must be completed before you will be allowed to participate in a Draw the following Lewis structures, and use them to complete the table. Nitrogen (N2) Ammonia (NH3) Methane (CH) Formaldehyde (CH20) Water (H20) Carbon Dioxide (CO2)...
(6 pts total: 2 pts each) Proteins that catalyze chemical reactions in living systems are called enzymes. The basic building blocks of proteins are called amino acids and have the general structure pictured below, left, where R is a substituent containing one of many organic functional groups. Some representative examples of amino acids found in nature are pictured here as well (R groups only) O . CH, HO-C-H H-C-H HẠC-C-CH, CH,SH HNT-CO,H Cysteine Valine Threonine Aspartic Acid An Amino Acid...
2 H2O2(aq) + 2 H2O(l) + O2(g) 5. Hydrogen peroxide decomposes according to the equation above. a. An aqueous solution of H2O, that is 6.00 percent H,O, by mass has a density of 1.03 g ml. Calculate each of the following. (i) The original number of moles of H2O, in a 125 ml sample of the 6.00 percent H2O2 solution (ii) The number of moles of O,(g) that are produced when all of the H2O2 in the 125 mL sample...
1. (6 pts total; 2 pts each) Proteins that catalyze chemical reactions in living systems are called enzymes. The basic building blocks of proteins are called amino acids and have the general structure pictured below, left, where R is a substituent containing one of many organic functional groups. Some representative examples of amino acids found in nature are pictured here as well (R groups only) сн. н 0:00 HO-C-H. HỌC-C-CH, CH,SH H-C-H H2N -CO,H H An Amino Acid Threonine Valine...
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