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Two thermometers, A and B, are wrapped in pieces of gauze. The gauze around thermometer A is moistened with water and the gauze around thermometer B is moistened with Ether(a volatile liquid).
At the start of the experiment, both thermometers record the same temperature. Why does, after 10 min, thermometer B record a lower temperature than thermometer A?
Show step-by-step mechanisms to produce the indicated polymeric substrate products. include an appropriate termination step where needed.
What mass of carbon dioxide is produced from the complete combustion of 6.50×10-3 of methane?
Calculate the conditional formation constant Kf for the formation of an EDTA complex with copper
show step necessary to make this ether (2-methyl propoxycyclohexane) by williamson ether synthesis starting with neutral compounds, not ions.
The principal quantum number, n, describes the energy level of a particular orbital as a function of the distance from the center of the nucleus. Additional quantum numbers exist to quantify the other characteristics of the electron
A student evaporated 100.0 mL of a saturated TlCl solution and found the solid TlCl she recovered weighed
what is the ppm of hardness for the 0.00100 M CaCl2 solution?
Assume a microwave oven operates at a frequency of 1.00x10^11 Hz. a) What is the wavelength of this radiation in meters. b) What is the energy in joules per photon. c) What is the energy per mole of photons.
The pressure in an automobile tire is 1.83 atm at 26.0°C. What will be the pressure if the temperature warms up to 37.0°C.
The following reaction is first order with respect to NO and first order with respect to O2, and the rate constant is 5.0 x 104 M-1s-1: 2NO(g) + O2(g) --> N2O4(g)
Iron metal is coated wih nickel. Which of metals will undergo corrosion when coating is damaged? Give the scheme of electrochemical corrosion and write equations for the reactions
A common reaction is when two polyatomic ions or compounds of the same element in water combine to form a single chemical with an intermediate oxidation state - this called a comportionation reaction.
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