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All of the following are balanced equations. State the number of atoms of each element in the reactant and in the products. a) 2N2(g)+3O2(g)--->2N2O3(g); b)Al2O3(s)+6HCl(aq)--->2AlCl3(aq)+3H2O(l); c) C5H12(l)+8O2(g)--->5CO2(g)+6H2O(g).
Consider an area-source box model for air pollution above a peninsula of land. the length of the box is 15 km, its width is 80 km, and a radiation inversion restricts mixing to 15 m.
Determine the second order rate constant from the initial concentration and half life and what is the second order rate constant?
draw structural formula for protien synthesis by the sugar arrangement using AATCGTATGG
c5h12, to Co2 and H20 is -3536.3 kJ/mol. What is the enthalpy of formation of pentane at 25 degrees celcuius?
When 0.78 g of an unknown gas in contained solely in a 560 mL container, the pressure is 780 Torr at 5 degrees Celcius. What is the molar mass of the gas in grams/mole?
Explain what health risks may arise people use this hot water in the preparation and cooking and what is the equilibrium constant for this reaction
Why do lithium and sodium exhibit similar chemical behavior? What is the stadard potential of 1/2 O2 My table says 1.229
What is the heat capacity of mercury if it requires 167 J to change the temperatures of 15.0g mercury from 25.0 Celsius to 33.0 Celsius
Calculate the volume in, mililiters, of a 1.50M NaHCO3 solution that provides 28.0g NaHCO3, How many grams of H3PO4 is needed to prepare 550mL of a 0.31N solution?
Determine the change in Ssys for the process if specific heat capacity for ethanol = 2.42 J/g K. express your answer in units of J/K
The air track carts in the figure are sliding to the right at 1.0 meter per second. Find the speed of the carts.
A 50.0g silver object and a 45.0 g gold object are both added to a 55.5 mL of water contained in a graduate cylinder. what is the new water level in the cylinder.
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