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How much energy (in kilojoules) is released when 16.3 g of steam at 114.0 C is condensed to give liquid water at 71.0 C?
The heat of vaporization of liquid water is 40.67 kJ/mol, and the molar heat capacity is 75.3 J/ (K x mol) for the liquid and 33.6 J/ (K x mol) for the vapor.
A gas mixture with a total pressure of 750mmHg contains each of the following gases at the indicated partial pressures:CO2 , 133mmHg ; Ar,215mmHg and O2,177mmHg
Find the name of hazardous chemicals and write formula and how will handle these hazardeous chemical in the lab from below ammonia, bleach, dish detergent, hand sanitizer, hand soap, lemon juice, shampoo, codium bicarbonate, vinegar, sodium hydrox..
what mass of CH3CO2H is required to prepare 100.00ml of a 0.48M acetic acid solution?
The radius of a potassium atom is 235 pm. Determine the density of potassium in g/cm3.
Explain why the rates of diffusion of nitrogen gas and carbon monoxide are almost identical at the same temperature.
A gasous mixture of O2 and Kr has a density of 1.104 grams per liter at 435 torr and 300 K. What's the mole percent of O2 in the mixture?
A crude product weighing 2.0g contains 0.4g of impurities and is therefore 80% pure. The crude product is recrystallized from 100ml of hot water
WHY did lactose produce mnCO2 in an anaerobic fermentation experiment? (Hint: lactase mechanism, how do sugar transporters work,
A backpacker wants to carry enough fuel to heat 2.9 kg of water from 27 degrees C to 100.0 degrees C. If the fuel he carries produces 36 kJ of heat per gram when it burns, how much fuel should he carry? (For the sake of simplicity, assume that the..
Which of the following processes listed below represents the experiment for measureing an ionization energy?(E--> represents a nuetral element, "m"- represents a metal cation; and X represents a nonmental anion)
The overall Kf for complex ion Ag(NH3_x+ is 1.7 x 10^7. The Ksp for AgI is 1.5 x 10^-16. What is the molar solubilitiy of AgI in a solution that is 2.0 M in NH3?
how many grams of sulfur are needed to react completely with 246 g of mercury to form HgS
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