The density of gold is 19.3 g/cm^3 . A 6. 4 mg piece of gold is hammered into a square that is 8.6x10^-6 cm thick.( a.) Calculate the thickness of gold in um (micrometers) (b) What is the length of a side of the square, in cm?
The density of gold is 19.3 g/cm^3 . A 6. 4 mg piece of gold is hammered into a square that is 8.6x10^-6 cm thick.( a.) Calculate the thickness of gold in um (micrometers) (b) What is the length of a side of the square, in cm?
Expert Answer
Want to see the step-by-step answer?
Chemical Engineering
Related Chemical Engineering Q&A
Q: Public concern about the increase in C0, in the atmosphere has led to many proposals to eliminate 0 ...
A: Let the basis of the calculations be 1 mole of CO2 fed to the reactor. Since there is 70% conversion...
Q: A loaded semi-truck consumes about 10 US gallons of diesel per hour (assuming an average speed of 60...
A: 1 barrel of crude oil produces 10 US gallons of diesel. So, the amount of diesel produced by the giv...
Q: The T-x-y and P-x-y diagrams for the binary benzene-toluene system is shown below. a. The bubble poi...
A: Part (c)The Antoine equation to be used is written below.Here, Pi* is the vapor pressure of the comp...
Q: A typical column is shown in figure together with the known information for each stream. Calculate t...
A: Let the basis of the process be taken as 100 kg feed (F). Apply material balance on the overall proc...
Q: 1. A closed stirred-tank reactor with two compartments is shown in Fig. El. The basic idea s to feed...
A: Assumptions:Let the heat capacity of the component be represented by C and be constant.Let the densi...
Q: 2. A jacketed vessel is used to cool a process stream as shown in Fig. E2.The (i) The volume of liqu...
A: Click to see the answer
Q: This problem is (6.30) from a book "Thermodynamics and Statistical Mechanics An Integrated Approach...
A: The information provided in the question is as follows:Inside diameter of the hose is d1 = 5 cmNozzl...
Q: Ethanol is produced by the hydration of ethylene. Some of the ethanol product is converted in an und...
A: Let the basis of the calculations be 100 moles of effluents from the reactor. Thus, the mole fractio...
Q: 1. A closed stirred-tank reactor with two compartments is shown in Fig. El. The basic idea s to feed...
A: Assumptions:Let the heat capacity of the component be represented by C and be constant.Let the densi...
Q: 40. A liquid mixture containing 30.0 mole% benzene (B), 25.0% toluene (T), and the balance xylene (X...
A: Part (a)The basis of the given process is taken as 100 mol/h of feed mixture.The process involves di...
Q: This problem is (8.5) from a book "Thermodynamics and Statistical Mechanics An Integrated Approach ...
A: The symbols used are:s = entropye = internal energyh = enthalpya = Helmholtz free energyv = volumeCp...
Q: A substrate is decomposed in the presence of an enzyme according to the Michaelis-Menten equation wi...
A: Part (a)Let the reaction taking place in the CSTR be, S→P According to the Michaelis-Menten equation...
Q: A small steam superheater will be made of 0.75-in. schedule 80 stainless steel pipe which will be ex...
A: The following conditions are given in the question:
Q: A continuous distillation column is operating at steady state to purify alcohol from a mixture of wa...
A: Since we are entitled to answer up to 3 sub-parts, we will answer the first 3 as you have not mentio...
Q: 4.10 The contents of the stirred-tank heating system shown in Figure E4.10 are heated at a constant ...
A: Given thatQ(Btu/hr)= Constant rate of heat supply to the stirred tank heating systemW(lb/h)= flow ra...
Q: 5.8. Using the extensivity property of the entropy, find the fundamental equation for the intensive ...
A: For entropy ‘S’, the extensive property in its differential form of fundamental equation is:
Q: A graphite heat exchanger is constructed by drilling circular channels in a solid block of graphite....
A: Answer:For such type of problem where the other material(graphite) is trapped between two channels, ...
Q: Homework #1 1.18 Nitrogen gas can be injected into oil wells to increase the recovery of crude oil (...
A: Part (a)Note: As the table 1.2 and 1.3 was not provided with the question so, conventional symbols a...
Q: 1. Countercurrent multistage extraction. Pure methylisobutyl ketone (MIK) of 200kg/h is used to extr...
A: For counter current multistage flow pure methyl isobutyl is used to extract acetone
Q: PLEASE ANSWER B, C AND D. PLEASE ANSWER B, C AND D. PLEASE ANSWER B, C AND D.
A: The question has too many sub parts, we are only answering first three partsPart (a)For tank A,Mass ...
Q: A 4-in. schedule 80 steel pipe (ID = 3.826 in., OD = 4.5 in.) carries a heat-transfer fluid at 600 F...
A: The schematic diagram of the pipe with insulation is given below with the inner radius R1, Outer rad...
Q:
A: Dear student, we provide answers to three parts in a question. So, we are providing answers to first...
Q: An annular stainless steel (k = 16.6 W/m * K) fin of thickness 5 mm and outside diameter 3 cm is att...
A: Solution:Given thatThermal conductivity=k=16.6 W/m.KHeat transfer coefficient=h= 40 W/m2.KAtmospheri...
Q: This problem is (8.7) from a book "Thermodynamics and Statistical Mechanics An Integrated Approach ...
A: Part (a): On combining first and second law of thermodynamics, specific internal energy (u) is expre...
Q: You may have eaten “astronaut ice cream” as a kid at a science museum or planetarium to experience t...
A: Applying overall energy balance across the vacuum below in equation (1), the work term in overall en...
Q: The density of a particular fluid is given by the following equation:where rho = 64e^((7.9x10^-7)P) ...
A: part (a)Since exponential term is dimensionless hence units of 7.9x10^-7 is in^2/lbf as shown below ...
Q: is carried out isothermally in a continuous flow reactor. Calculate both the CSTR and the PFR reacto...
A: The reaction taking place is, S→P According to the Michaelis-Menten equation, the reaction rate for ...
Q: The T-x-y and P-x-y diagrams for the binary benzene-toluene system is shown below. a. The bubble po...
A: Click to see the answer
Q: This problem is (8.10) from a book "Thermodynamics and Statistical Mechanics An Integrated Approach...
A: For a system of variable composition (open system), the differential change in molar Gibbs free ener...
Q: 500 kg/hour of a mixture containing 10wt% methane and 90wt% ethane at 27°C and 1 bar is fed to a mix...
A: The flowchart for the given process is shown below.Here, ṁ3 kg/h is the flowrate of the product stre...
Q: Please answer parts (d), (e), and (f).
A: Part (d)For the input, U(s) = 4/s, the output Y(s) is written as shown below.
Q: For a test of enzyme-catalyzed kinetics, the following data were recorded product (mmol/mL) (mmol/mL...
A: Part (a)Michaelis-Menten equation to be used is written as equation (1).The reciprocal equation of (...
Q: 5.20. Multistage stripper. A stripper at 50 psia with three equilibrium stages strips 1,000 kmol/h o...
A: The process diagram of given process is given below
Q: Hi this is what it can help please provide the explanation for solutions don’t worry about the exac...
A: (a) To detrmine whether the contents are liquid, vapour, liquid in equilibrium with its vapourThe na...
Q: This problem is (8.11) from a book "Thermodynamics and Statistical Mechanics An Integrated Approach...
A: Part (a) For van der Waals equation of states, the equation used for internal energy, E is written b...
Q: 5-36C The velocity of a fluid flowing in a pipe is to be measured by two different Pitot-type mercur...
A: Here in this setup we find the difference in stagnation pressure and static pressure heads of the fl...
Q: 4.2 Consider the following transfer function: Y(s) 3e- U(s) 1Os +1 (a) What is the steady-state gain...
A: Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question...
Q: *"24.27 In the vapor-recompression evaporator shown in Figure P24.27, the vapor produced on evaporat...
A: Part (a) The schematic flow diagram for the given process is shown below. Let the system be consider...
Q: details in photo, please show all steps
A: Part (a)Michaelis-Menten equation to be used is written as equation (1).The equation used to prepare...
Q: Ethylene oxide is formed by the partial oxidation of ethylene. Unfortunately some of the ethylene is...
A: Part (a) The schematic diagram of the given process is shown below.
Q: should not exceeu 120 sho that is described by the Peng-Robinson equa- te, how low a pressure is all...
A: Let the initial conditions be denoted by “1” and final conditions by “2”. The given conditions are: ...
Q: This problem is (6.20) from a book "Thermodynamics and Statistical Mechanics An Integrated Approach...
A: Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question...
Q: PLEASE ANSWER (D) ONLY.
A: Since questions have too many parts, we are only answering first three parts.Part (a)For tank A,Mass...
Q: A gas heater shown below in cross-section consists of a square sheet metal duct insulated on the out...
A: Part (a)The formula to calculate the equivalent diameter of the heater is:
Q: Cyclohexanol is a highly desired chemical precursor for the production of nylon (billions of kilogra...
A: Part (c)The Antoine equation to be used is written below.Here, Pi* is the vapor pressure of the comp...
Q: The oxidative coupling of methane to form ethylene (2 CH4 + O2 -> C2H4 + 2 H2O) is known as the “...
A: c) Density is defined as mass per unut volume. Thus, density of the inlet mixture may be determined ...
Q: A consulting firm has designed a steam system for a new process unit at your plant. Super heated ste...
A: Part (a)The diagram representing the cross section of the insulated pipe containing steam is shown b...
Q: This question I will post the second time so please help me thank
A: Dear student, we provide answers to only three parts in a question, so we are answering the first t...
Q: The T-x-y and P-x-y diagrams for the binary benzene-toluene system is shown below. a. The bubble po...
A: Part (a)The Antoine equation to be used is written below.Here, Pi* is the vapor pressure of the comp...
Q: 38. Following is a labeled flowchart for a steady-state two-unit process, with boundaries shown to d...
A: In the given flowchart, the outer boundary encompasses the entire process. Thus, it gives the overal...