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Consider the reaction: Mg(s)+Fe2+(aq) -> Mg2+(aq)+Fe(s) at 63 degrees celsius, where [Fe2+] = 3.50M and [Mg2+] = 0.310M. The reaction quotient, Q, for the cell is 8.86x10^-2. The temperature, T, in kelvins is 336K.
How many grams of Ag2CO3 will precipitate when excess (NH4)2CO3 solution is added to 77.0 mL of 0.532 M AgNO3 solution?
A natural gas mixture is burned in a furnace at a power-generating station at a rate of 13.0 mol per minute. (a) If the fuel consists of 9.3 mole CH4, 3.1 mole C2H6, 0.40 mol C3H8, and 0.20 mole C4H10, what mass of CO2 (g) is produced per minute? ..
If a system has 2.50 × 102 kcal of work done to it, and releases 5.00 × 102 kJ of heat into its surroundings, what is the change in internal energy of the system
Find six letters of the alphabet that belong to C2v, Find at least one that belongs to D2h and at least one that belongs to D4h.
A molecular compound that obeys the octet rule in which all atoms have a zero formal charge is a) BaCl2 b) BrF3 c) NCl3 d) XeF4
Some leaded gasoline contains about a gram of lead in each gallon. In a large city 15,500 cars commute an average of 15 miles each in cars that get an average gas milage of 19 miles per gallon. How many grams of lead are released each time these c..
A 93-L sample of dry air cools from 145 degrees celicus to -22 degrees celicus while the pressure is maintained at 2.85 atm. What is the final volume?
The following lab requires water free conditions as well as reflux for reaction to be successful. Draw a schematic and label your reaction set up
Write an expression for the quantity 506000 cm in which it is clear that all the zeros are significant.
The temperature in the laboratory was 23°C and the barometric pressure was 621. mm Hg. You will need to look up vapor pressure of water at that temperature. Find the equivalent mass of this metal.
during the procedure you wash your crude product first with water than sodium bicarbonate solution. what is the purpose of each
If the methane contained in 4.00 of a saturated solution at 25 was extracted and placed under STP conditions, what volume would it occupy?
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