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Initially, only A and B are present, each at 2.00m . What is the final concentration of A once equilibrium is reached? Express the molar concentration numerically using two significant figures THE EQUILIBRIUM CONSTANT= 2.1 The reversible chemical reaction A+B=C+D part b: What is the final concentration of D at equilibrium if the initial concentrations are[A] = 1.00 m and [B] = 2.00 ? Express the molar concentration numerically using two significant figures.
What if you were designing an engine for a SUV that produced 2.40 × 102 L/s of exhaust with a CO content of 1.9 mg CO per 1L of exhaust? What volume of catalytic matrix would you need to reduce the CO emission in this automobile?
Write the balanced net ionic equation for the following reaction in basic solution. Be sure to show phase labels in your final answer
After the reaction occurs and the temperature returns to 22°C, what is the pressure inside the flask? (Neglect the volume of the solid product.)
A penny with a scored edge allows the HCl to react with the internal zinc metal, leaving a shell of unreacted copper. How many moles of hydrogen gas are formed by reacting a penny with excess HCl?
the reaction is spontaneous below a certain temperature. Calculate that temperature. values are for delta H and delta S respectively.
Radio waves travel at the speed of light which is 3x10^8 m/s. how many kilometers will radio messages to outer space travel in one year
the reaction between all trans lycopene and iodine. Write a feasible mechanism.
Identify the Lewis acid and Lewis base that lead to the formation of the following species: (a) AlCl4-, (b) Cd(CN)4 2-, (c) HCO3-, (d) H2SO4
Find the temperature of 3 grams of chlorine gas in a 1.5 L container with 801 mmHg of pressure.
Stripping voltammetry is a trace electrochemical technique in which the current is linearly proportional to concentration. A solution of 1.0x10-7 M Pb(II) gave a current of 0.139 mA.
Calculate the pH of 1.00 L of a buffer that is 0.140 M HNO2 and 0.180 M NaNO2. What is the pH of the same buffer after the addition of 1.00 mL of 12.0 M. HCl. (pKa of HNO2 = 3.40). What is the pH of the Original buffer and after HCl is added?
Considering that Xenon has eight valence electrons, how can something like XeF4 exist? Explain your answer by illustrating what occurs.
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