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The temperature of a sample of an ideal gas confined in a 2.0 L container was raised from 27 °C to 77 °C. If the initial pressure of the gas was 1200 mm Hg, what was the final pressure of the gas?
A steady current of 1.20 A (ampere) is passed through a solution of MClx for 2 hours and 33 minutes. If 2.98 g of metal M are plated out, what is the identity of the metal
The final temperature of the water is 27.8°C. Calculate the mass of water in the calorimeter. The correct answer should be 6.2x10g
Compute the half-life of the decomposition of azomethane. As per to the discussion in the text the decomposition of azomethane is first order and the rate constant is 2.6 10-3 s-1.)
1,000 kg of soya beans, of composition 18% oil, 35% protein, 10.5% moisture and 36.5% other contents of carbohydrate ,fiber and ash are
a compound is 40.0 c 6.70 h and 53.3 o by mass. assume that we have a 100.- g sample of this compound. what are the
when sodium is heated a yellow spectral line whose energy is 3.37x1019 jphoton is produced. what is the frequency and
Alkanes are relatively inert except for two reactions, combustion and radical halogenations. Show all the products, intermediates and the flow of electrons in the following reaction.
What is the chemical balance equation and what causes the color and precipitation?
A compound, C5H10O exhibits IR absorption at 1730 cm-1. Its carbon NMR shifts are given below. The number of hydrogen's at each carbon, resolute by DEPT, is given in parentheses subsequent to the chemical shift
The density of carbon in the form of diamonds is 3.51 g/cm^3. If you have a 40-carat spherical diamond, what is the diameter of the diamond in millimeters?
Milk of Magnesia is actually a suspension (that's why instructions often mention shaking before use) of solid Mg(OH)2. 1.00 liter of solution of 0.055 moles of Mg2+ is held at a pH of 7.00. Would a precipitate form? If so, what fraction of the origin..
Explain how micelles and more complex solutions work. Consider all Solute-Solute, Solvent-Solute and Solvent-Solvent interactions in such a system.
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