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Determine the pressure of the hydrogen in the burette? If the atmospheric pressure have 753 torr when the density of the Hg is13.6g/ml.
Plasma is a state of matter having of positive gaseous electrons and ions. A mercury atom could be stripped of its 80 electrons in the plasma state and therefore would exist as Hg80+. Determine the
Determine the number of moles of salt do you want? Explain what type of volume of the concentrated solution is required?
In the natural gas the Hydrogen sulfide is an impurity that must be removed. One common removal method is called the Claus process, by which relies on this reaction:
At -10°C explain how much heat is required to convert 870. g of ice to steam at the 137°C? The specific heats of steam, ice and the liquid are 1.99 J/g·°C, 2.03 J/g·°C
Determine the number of milliliters of coffee can be acquired from 9 g of coffee beans where A pound of coffee beans yields the 50 cups of coffee i.e. 4 cups = 1qt.
The cylindrical casing of the flashlight houses the parabolic reflecting mirror and light source. If casing has the depth of 2.5 inches and the diameter of 6 inches, how far from vertex must light s
Determine the dose in milligrams for a 110 lb person when the recommended adult dose of Elixophyllin a drug used to treat the asthma which is having the 6 mg/kg of body mass.
The ship is sailing east. At one point, bearing of the submerged rock is 47degrees. After ship has sailed 16.8mi, bearing of rock has become 306degrees. Determine distance of ship from rock at later
Calculate the rate of appearance of I2 at the same moment, at some moment in time suppose that the instantaneous rate of disappearance of the MnO4-ion in the following reaction is 0.00422 M/s?
Determine the number of carbon atoms are in 3.00 gram of butane when the fuel used in many disposable lighters in liquid butane,C4H10.
As a result of the reaction, 0.03 mole/liter of H+ was produced. An enzyme-catalyzed reaction was carried out in a 0.1 M TRIS (pK =8.1) buffer at pH 7.8. TRIS+ and TRIS0 represent the acidic and bas
One of the easiest ways to eliminate solid waste is to use it as landfill. Evaluate whether the garbage from your town or city goes to a landfill site.
Assume you started the exercise program by riding the bicycle 16 miles on first day and then you increased distance you rode by one-quarter mile every day.
To reduce hazardous waste is to stop using harmful chemicals, it is the best way. Calculate the chemicals in household products such as polishes, cleaning agents and the pest-control sprays.
Draw a structure that describe this and specifies the expected direction of the molecular dipole moment. The condensed structure for dimethyl ether looks symmetrical. Though, dimethyl ether has a d
Which of the following is a property of a sample of a substance would not be characteristics of the substance and hence would not be useful in identifying the substance?
Explain why does a nitrate ion not give a substitution product, while one distinguishes that the nucleophile in a SN1 reaction does not play a major role?
The length of base of the isosceles triangle is 30.91 inches. Every base angle is 28.61 degrees. Determine length of each two sides of triangle.
A solution collected of 10% methanol (MeOH), 50% ethanol (EtOH) and 40% water (H2O) is fed at the rate of 100 kg/hr into a separator that constructs one stream at the rate of 60 kg/hr with the compo
From the window of 33.0ft above street, angle of elevation to top of building across street is 47.0degrees and angle of depression to base of the building is 17degrees. Determine height of building
Write the corresponding letter designations from there agent sheet of the reagents you would use (in conjunction with benzene) in the order.
Determine the number of liters of acetylene gas at 0.00 degrees Celsius and 1.00 atm pressure are formed from 75.0 grams of calcium carbide, if the reaction is CaC2 + 2H2O -->H2C2 + Ca(
Determine the length to three significant digits of arc intercepted by the central angle Θ in the circle of radius r. 671 r = 2.63 ft Θ= 6Π / 5 radians. Length of intercepted arc is app
If a solution is having 98.0 wt/wt % of sulphuric acid and having the density of 1.80 g/mL, Determine the molarity of concentrated sulfuric acid.