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Copper (cu) metal has unique characteristics that make it suitable for in manufacturing the nc sample.... cu has an extensibility quality when undergoing cold rolling at average room temperature (Lu, Lu & Sui, 4127).... The deformation feature of cu has been researched at length through high-resolution electron microscopy (HRTEM).... This is a chemical procedure where the substrate of cu is deposited on the cathode, which has a capacity of 99....
4 Pages
(1000 words)
Essay
Service quality in UK retail banking sector Name Institution LITERATURE REVIEW Service quality in retail banking sector Banks lend similar kinds of services.... However, in terms of service quality, they could provide differences.... Service quality deals with the assessment of how well a service that gets delivered to the customer meets the client's expectations....
3 Pages
(750 words)
Literature review
Key: cu – Close Up Shot ECU – Extreme Close Up LS – Long Shot TMS – Tight Medium Shot POV – Point of View MS – Medium Shot INT – Interior EXT – Exterior SEQ 6 Desperate Measures The sequence in which Major-General Henning von Treskow gives a bomb that will be on board an airplane with Adolph Hitler on board is a short, but intense sequence of events.... (1 sec) The shot is a cu of the man pouring the liquid which quickly as Treskow comes into the tent and announces that Hitler is leaving....
21 Pages
(5250 words)
Essay
cu Boxes, Inc.... For the purposes of this budgetary review and analysis the following assumptions are made: cu Boxes, Inc.... a privately held 'S' Corporation has become aware that their current machine producing boot soles may need to be replaced.... Purchasing has found an ideal machine that will satisfy the needs of the company as per their sales forecasts....
4 Pages
(1000 words)
Essay
Purpose: The purpose of the experiment is to get acquainted with the ion exchange reactions then move on to learning how to write balanced chemical equations, highlighting both spectator ions and ions taking part in the reaction.... Before finally, learning net chemical equations… Questions: A) It is clearly seen that solubility rules are generally followed in all the experiments....
3 Pages
(750 words)
Lab Report
During that times, there was not any clear understanding about the existence of natural gas and its presence was somewhat of a mystery to man.... Such mysteries were attributed to occasional incidents of… The value of natural gas as an energy was first recognized in China about 900 BC.... In 211 BC, Chinese drilled the first known natural gas well....
5 Pages
(1250 words)
Essay
… Step 5: Copper recovery from copper (II) sulfate Molecular Zn(s) + CuSO4 (aq) = ZnSO4 (aq) + cu(s) Ionic Zn(s) + Cu2+(aq) = Zn2+(aq) + cu (s) Post-laboratory Assignment Step Copper (II) nitrate from copper Molecular cu(s) + 2HNO3 (aq)= cu (NO3)2(aq) + H2 (g)
Ionic
cu(s) + 2H+ (aq) = cu+ (aq) + H2 (g)
Step 2: Copper (II) hydroxide from copper (II) nitrate
Molecular
cu (NO3)2(aq) + 2 NaOH (aq) = cu (OH) 2(s) + 2NaNO3 (aq)
Ionic
cu²⁺ (aq) + 2OH⁻ (aq) = cu (OH) ₂(s)
Step 3: Copper (II) oxide from copper (II) hydroxide
Molecular
cu (OH) 2 (s) = CuO (s) + H2O (l)
Ionic
cu (OH) 2 (s) = CuO (s) + H2O (l)
Step 4: Copper (II) sulfate from copper (II) oxide
Molecular
CuO (s) + H2SO4 (aq) = CuSO4 (aq) + H2O (l)
Ionic
CuO(s) + 2H+ = Cu2+ + H2O (l)
Step 5: Copper recovery from copper (II) sulfate
Molecular
Zn(s) + CuSO4 (aq) = ZnSO4 (aq) + cu(s)
Ionic
Zn(s) + Cu2+(aq) = Zn2+(aq) + cu (s)
Side Reactions
Molecular
HNO3 (aq) + NaOH(aq) = NaNO3(aq) + H2O(l)
Ionic
H+ (aq) + OH-(aq) = H2O (l)
2....
2 Pages
(500 words)
Lab Report
Molecular equation cu(s)+4NHO3 (aq) cu(NO3)2 (aq)+2NO2 (g)+2H2O (g) Ironic equation cu(s)+4H+(aq)+4NO3-(aq) Cu2+(aq)+2NO3-(aq)+ 2N3+(aq)+4O2-(aq)+ 2H2O (g) Step 2 Molecular equation cu(NO3)2 (aq)+2NaOH(aq) cu(OH)2 (s)+2NaNO3 (aq)… The mas of copper could be in excess as it may have oxidized to form copper (II) Oxide and also due to the side reactions that takes place.... s Post-Laboratory Assignment Molecular and ionic equations Step1 Molecular equation cu(s)+4NHO3 (aq) cu(NO3)2 (aq)+2NO2 (g)+2H2O (g)
Ironic equation
cu(s)+4H+(aq)+4NO3-(aq) Cu2+(aq)+2NO3-(aq)+ 2N3+(aq)+4O2-(aq)+ 2H2O (g)
Step 2
Molecular equation
cu(NO3)2 (aq)+2NaOH(aq) cu(OH)2 (s)+2NaNO3 (aq)
Ionic equation
Cu2+(aq)+ 2NO3-(aq)+2Na+(aq)+2OH-(aq) Cu2+(aq)+ 2OH-(aq)+2 Na+(aq)+ 2NO3-(aq)
Step 3
Molecular equation
cu(OH)2 (s) CuO(s) +H2O(g)
Ionic equation
Cu2+(aq)+ 2OH-(aq) Cu2+(aq)+O2-+ H2O(g)
Step 4
Molecular equation
CuO(s)+H2SO4 (aq) CuSO4(aq)+ H2O(l)
Ionic equation
Cu2+(aq)+O2-(aq)+2H+(aq)+SO42-(aq) Cu2+(aq)+ SO42-(aq)+ H2O(l)
Step 5
Molecular equation
CuSO4(aq)+Zn(s) cu(s)+ZnSO4(aq)
Ionic equation
Cu2+(aq)+ )+ SO42-(aq)+Zn(s) cu(s)+Zn2+(aq)+ SO42-(aq)
Side reactions
a) Molecular equation
Zn(s)+HCl(aq) ZnCl2 (aq)+H2 (g)
Ionic equation
Zn(s)+H+(aq)+Cl-(aq) Zn2+(aq)+Cl-(aq)+H2 (g)
b) Molecular equation
HCl(aq)+NH3 (aq) NH4Cl (aq)
Ionic equation
H+(aq)+Cl-(aq) NH4+(aq)
2....
1 Pages
(250 words)
Assignment