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In the year 2015 an estimated amount of 32.1 billion meteric tons of CO2 was emitted worldwide due to fossil fuel combustion and production. Express this mass CO2 in grams with exponential notation using appropriate metric prefix
What is the ΔG for sodium transport?- What is the upper limit of glucose transport?
A sample of a gas occupies a volume of 323 mL at 625 torr. At constant temperature, what will be the new volume when the pressure changes to the following:
Question- The specific heat of aluminum is 0.900 J/g degree Celsius. Calculate the heat needed to raise the temperature of a 45.0 g block of aluminum from 20.5 degree Celsius to 297.4 degree Celsius
Draw energy level diagram to show the low- and high spin octahedral complexes of the transition-metal ions that have the electron configurations d4 d5 d6 and d7
1.9 kJ f heat is added to a slug of rhodium and a separate 1.9 kJ of heat is added toa slug of zinc. The heat capacity of the rhodium slug is 318 J/ degree C while the heat capacity of the zinc slug is 996 J/ degree C.
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [Cu(NH_3)_4]^{2+}. If a standard hydrogen electrode is used as the cathode, the cell potential, E_cell, is found to be 0.076 ..
a ball of aluminum c 0.897 jgdegc has a mass of 100 grams and is initially at a temperature of 150degc. this ball is
A sample of K2S contains 1.35 g of potassium. How many moles of potassium sulfide are present in the sample
if a 5.0ml aliquot (portion) of the above solution was taken and diluted to 500.0mL. What is the concentration of this new solution
Consider the reaction 2 NO2(g) N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and Gf NO2(g) = 51.3 kJ/mol, calculate G° at 298 K. kJ (b) Calculate G at 298 K if the partial pressures of NO2 and N2O4 are 0.40 atm and 1.40 atm, respectively. kJ
The product of the reaction between chloro(cyclopentyl)magnesium and pentan-2-one was treated with H2O.
During a constant-pressure process, the system releases heat to the surroundings. Does the enthalpy of the system increase or decrease during the process? In a constant pressure process, ?H = 0.What can you conclude about ?E, q, and w?
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