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A 6.0 g sample of [Ni(H2O)6]Cl2 is dissolved in aqueous solution. If an excess of ethylenediamine is added to the solution, solid [Ni(en)3]Cl2*2H2O forms. What is the theoretical yield of product from the reaction?
you have a 10.40-g mixture of table sugar c 12 h 22 o 11 and table salt nacl. when this mixture is dissolved in 150. g
A galvanic cell is constructed with a silver-silver chloride electrode, and a nickel strip immersed in a beaker containing 1.56 x 10-2 M solution of NiCl2. Determine the balanced cell reaction and calculate the potential of the cell. Enter in Volt..
1- what is the difference between the geometric arrangement of electron pairs and the geometric arrangement of atoms?
A mixture of gases containing 21.0 g of N2, 106.5 g of Cl2 and 12.0 g of He at 14°C is in a 50.0-L container. What is the total pressure in the vessel.
a 670 ml gas sample at stp is compressed to a volume of 284 ml and the temperature is increased to 20 c. what is the
The final temperature of the gas, Would it be feasible to make ethanol, C2H5OH, by the following reaction ( under standard conditions and 25 degrees C)
Calculate the concentration of sugar in % (w/v) for a 250mL solution that contains 4.32g of sugar
WHich of the following will act as a lewis acid? (please explain why as I need to understand the concept)
A pitcher containing .9 L of water at 3 degrees celceus is removed from the fridge. How many kilojoules are needed to warm the water to a room temperature of 35 degrees celceus
in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction
A gaseous mixture of O2, H2, and N2 has a total pressure of 1.50 atm and contains 8.20 g of each gas. Find the partial pressure of each gas in the mixture.
Show how a buffer system will not drastically change its pH by addition of a certain amount of a strong acid or base. Use 0.50 M buffer system and show how the pH will change upon addition of 10.0 mL each of ) 0.10 M of HCl or NaOH. Use any combin..
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