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A 0.025 g sample of H2O is injected into a 1.00 L flask at 30.0 °C. What forms of water will be present at equilibrium? Vapor pressure of water at 30.0 °C is 31.8 mm Hg.
Question- Predict the abbreviated was using the appropriate noble gas ground-state electron configuration of the following ions: Ru2+, Zn2+, Ni2+.
how many grams of ethylene glycolc2h4oh2 are needed per kilogramof water to protect radiator fluid against freezing
Sucrose decomposes in acid solution into glucose and fructose according to first-order rate law, with a half-life of 3.33 hr at 25 degrees Celsius. What fraction of the sample remains after 9.00hr
Write equations and show how the following molecules can be prepared from any organic and inorganic reagents.
Automobile air bags inflate due to nitrogen produced in the chemical reaction: 2NaN3(s) 2Na(s) + 3N2 (g)
What proportions of hexane and heptane should be mixed (a) by mole fraction and (b) by mass in order to achieve the greatest entropy of mixing
Calculate the change in enthalpy of this reaction. Specific heat of the solution = 4.184 J/(g oC) State your answer in kJ with 3 significant figures. Don't forget to enter the unit behind the numerical answer. The molecular weight of KOH is 56.2 g..
Balance the subsequent aqueous redox equations in the media indicated. 1) In acid: Cr(s) + NO31-(aq) ---Cr3+(aq) + NO(g)
a li2 ion emitts a photon with a wavelength of 5.41times 101 nm calculate the energy differenceabsolute value in j
Explain the differences in observable properties between gases, liquid, and solid and account for these differences in molecular terms.
When a 2.00 L flask containing 1.50 atm of gas A is joined with a 2.50 L flask containing 0.350 atm of gas B, and the stopcock between the flasks is opened, and the gases are allowed to mix thoroughly, the following reaction proceeds at constant t..
If the rate of 4HNO3 -->2H2O + 4NO2 + O2 is given by: rate = k[HONO2]^2, and nitrogen trioxide is a rxn intermediate, proposea 3-step mechanism for the rxn. Explain/defend your proposed mechanism as necessary.
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