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Explain how a change in the amount of a product causes a shift in equilibrium?
What weight of sulfuric acid will be needed to react completely 35.5g of ammonia in the production of ammonium sulfate.
Calculate the hydronium ion concentration and the pH when 25.0 mL of 0.50 M NH3 is mixed with 65.0 mL of 0.19 M HCl.
Instant cold packs used to treat athletic injuries contain solid NH4NO3 and a pouch of water. When the pack is squeezed, the pouch breaks and the solid dissolves
A vitamin tablet contains 501 mg of vitamin C (C6H8O6). How many vitamin C molecules are contained in the tablet?
Consider the following reaction. N2 + 3 H2 → 2 NH3 . 28.0 grams of N2 and 5.04 grams of H2 are reacted, producing 17.8 grams of NH3. What is the percent yield?
What is the molarity of a solution of vinegar that is 5.00 % by mass acetic acid (CH3CO2H) and has a density of 1.01 g/mL.
A reaction that occurs with large decrease in enthalpy and small decrease in entropy. D. A reaction that occurs with any size increase in enthalpy and any size decrease in entropy.
A solution of I2 was standardized with ascorbic acid. Using .1000 g sample of pure ascorbic acid, 23.25 ml of I2 were required to reach the starch end point.
Write the rate expression for the reaction C) Calculate k for the reaction D) When [S2O8 2-] = 0.105 M and [I-] = 0.0875 M, what is the rate of the reaction at the temperature of the experiment?
Identify what complementary functional group would need to be present in the neuraminidase active site for (a) hydrogen bonding and (b) ioic interactions to oseltamivir to be observed?
The concentration of methane in the biogas leaving an anaerobic digester (part of a wastewater treatment system) is 55% (volume basis) at 50 °C. The remaining 45% is CO2.
Consider the four equations of states(EOS) below describing PVT behavior of gases. Let a and b be constants. EOSI : PV = RT EOSII: (P-a)V = RT EOSIII: P(V-b) = RT EOSIV: P = RT/(V-b) - a/V (a) Prove for EOSI that both U and H are functions of T on..
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