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A hydrogen atom is removed from the first carbon atom of a butane molecule and is replaced by a hydroxyl group. Draw the new molecule formed.
Sulfur dioxide gas reacts with oxygen to produce gaseous sulfur dioxide. when the pressure on the reaction at equilibrium is lowered, the equilibrium will
Nitrogen gas reacts with oxygen gas to produce nitrogen monoxide in an endothermic reaction. When the temperature of the reaction at equilibrium is raised, the equilibrium will shift
What volume of 5.00 M solution (in mL) of calcium nitrate is needed to prepare 500.0 mL of a 0.250 M solution of calcium nitrate
Formalin is an aqueous solution of formaldehyde, HCHO, used as a preservative. How many grams of formaldehyde must be used to prepare 2.5 L of 12.3 M solution
In the laboratory, you are studying the first-order conversion of a reactant to products in a reaction vessel with a constant volume of . At 1:00 p.m., you start the reaction at 23 with 1.000 of . A
The heat of vaporization of liquid water is 40.67 kJ/mol, and the molar heat capacity is 75.3 J/(K*mol) for the liquid and 33.6 J/(K*mol)for the vapor.
Given the following balanced reaction, if a mixture of 1.50 mol of Al and 3.00 mol of Cl2 are allowed to react, how many moles of AlCl3 are formed, assuming a 75% yield
In the following reactions all reactants and products are gases. Which of the reactions, if carried out in a closed container at constant T, would proceed with an increase in pressure
A solution of sulfuric acid is prepared by mixing 66.7 mL of 18.0 M sulfuric acid with 233.3 mL of 1.50 M sulfuric acid, and diluting with water to the total volume of 500 mL. What is the molarity o
When the following chemical equation is correctly balanced, what is the sum of the smallest set of integer coefficients
When comparing the successive ionization energies of an element, an unusually big increase in ionization energy is seen when
Given the equation y=-5640.5+14.086. Using he slope calculate the activation energy of the reaction.
How many grams of lead may be formed by the passage of 65.5 amps for 1.07 hours through an electrolytic cell that contains an aqueous Pb(IV) salt.
what is the common IUPAC name for a benzene ring with a single ammonia group (NH3) attached
what does the Fluid Mosaic Model say about the structure and composition of a cell's membrane. Why would water molecules or a metabolic compound like Acetyl-CoA, need a transport protein to move rap
How many grams of magnesium may be formed by the passage of 76.0 amps for 8.03 hours through an electrolytic cell that contains a molten magnesium salt.
Electrolysis of molten NaCl in a Downs cell is the major isolation step in the production of sodium metal. If 65.0 g of Na are obtained, how many amps are required to produce this in 7.50 hours
How do the isoelectric points in Part B compare with isoionic points from Part A? Explain similarities or differences that you observe in these values.
Hydrogen iodide decomposes according to the equation 2HI(g) H2(g) + I2(g), for which Kc = 0.0156 at 400ºC. 0.550 mol HI was injected into a 2.00 L reaction vessel at 400ºC. Calculate the c
Calculate the pH of 0.40 M KNO2. What is the concentration of HNO2 in the solution
In the formation of an acetal one mole of aldehyde requires which of the following? a. one mole of alchol b. two moles of alcohol c. one mole of alcohol and one mole of water d. two moles of water
Which of the following correctly describes Tollens' reagent? a. a solution of silver nitrate in water b. a solution of silver nitrate and ammonia in water c. a solution of silver nitrate in hydrochl
What is the IUPAC name of propyl butly ketone. a. the root name is based on the longest chain which contains the carbonyl carbon b. the oxygen atom is never bonded to the C-1 c. both (a) and (b) d.
Assumine the rate law for the system is rate= k(I-)^x(S208)^y, what are the values of x and y for the system