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Assume air in tank is mixed and that air is an ideal diatomic gas. For a heated tank what heat rate must be applied to keep the tank air temperature constant? For a perfectly insulated tank, what is
The molar heat capacity of is described by the following equation over the range 300 < < 1700 : In this equation, is the absolute temperature in kelvin. The ratios ensure that has the correct
Classify each of the following as a compound, a homogeneous mixture, or a heterogeneous mixture. (a) wax (c) air (d) gasoline (e) iron(II) sulfide
The enthalpy of vaporization of water at 373 K and 1 bar is 40.7 kJ/mol and the molar heat capacities are 75.3 J/(mol K) for liquid and 33.6 J/(mol K) for gaseous water. Find the enthalpy of vaporiz
Correct the second part of each of the following statements. (Type your answer using the format copper(II) chloride for CuCl2, and CO2 for CO2.) (a) SF6 is sulfur heptafluoride. (b) Phosphorous pent
Three liquids of different densities are mixed. Because they are not miscible (do not form a homogeneous solution with one other), they form discrete layers, one on top of the other.
Give the name and formula for the acid derived from each of the following anions. (Type your answer using the format CO2 for CO2.) (a) perchlorate (b) NO3- (c) bromite (d) F -
Correct each of the following names. (a) SnCl4 is tin(II) chloride. (b) NaClO4 is sodium chlorite. (c) Mn2O3 is manganese(IV) oxide.
Write the formula for the name or name for the formula of each acid below. (Type your answer using the format copper(II) chloride for CuCl2, and CO2 for CO2.) (a) chloric acid (b) HBrO3 (c) nitrous
Write the names of the following compounds. Use proper spacing and spelling. (a) AgNO35 H2O (b) KCH3CO26 H2O (c) Ca(OH)24 H2O
Give the systematic names for the formulas, or the formulas for the names. (Type your answer using the format copper(II) chloride for CuCl2, and using the format CO2 for CO2. Omit the centered dot f
Write an empirical formula for each of the following. using the format CO2 for CO2. ethylene glycol, car antifreeze, molecular formula C2H6O2
Give the formula of the compound formed from the following elements. (Type your answer using the format CO2 for CO2.) (a) sulfur and cesium (b) sulfur and barium (c) rubidium and bromine
Mass spectral analysis of 1-chloropropane results in several fragmentation pathways. Complete the mechanism below and give the products for each indicated fragmentation pathway. Include all nonbond
Discribe how to prepare this solutions show all work and calcualtion? a) 50mL of asolution containing 0.15M malonic acid [CH2(COOH)2 plus 0.02 manganese sulfate [ MnSO4] b) 100 mL of 0.08M sulfuric
Sulfur has two solid forms - a (or rhombic) and b (or monoclinic). The standard enthalpies of combustion, in which the product is SO2, are -296.53 kJ/mol for S(s,a) and -296.86 kJ/mol for S(s,b). Fi
Given that the standard enthalpy of formation of atomic hydrogen, H(g), is -219.0 kJ/mol, find the standard reaction enthalpy for the reaction H2(g) -> 2H(g) (calculate result in kJ/mol and give
At what angle would the second order light of the same wavelength be reflected on the same side of the normal to the grating as the incident of light
A compound of iodine and cesium contains 69.75 g of metal and 66.20 g of nonmetal. How many grams of cesium are in 38.52 g of compound? How many grams of iodine
Show the Newman projection of chair-cyclohexane. From this structure, why is this the lowest energy-conformation
You have a sample of a white crystalline substance from your kitchen. You know that it is either salt or sugar. Although you could decide by taste, suggest another property that you could use to dec
What feed rate of the 30.0 wt% HBr solution would be required to produce 1050 kg/hr of product. What is the feed ratio of liters of 12.0 wt% HBr solution to liters of 30.0 wt% HBr solution.
You have a solution of NaCl dissolved in water. Describle a method by which these two compounds could be separated.
Draw the skeletal structure for trans-1-ethyl-4-iodocyclohexane. Make sure the tapered end, i.e. the thin end, of the wedge bond is attached to the parent.