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Which of the following reactions involves neither oxidation nor reduction?explain
A) N2 + 3H2 ? 2NH3
B) NH4NO2 ? N2 + 2H2O
C) Cu + 2Ag+ ? Cu2+ + 2Ag
D) 2CrO42- + 2H+ ? Cr2O72- + H2O
E) C2H4 + H2 ? C2H6
Calculate the % yield of Al2(SO4) from the reaction: 2Al(OH)3(s) + 3H2SO4(aq) -> Al2(SO4)3(s) + 6H2O(l) given that 205 g of Al(OH)3 react with 751 g of H2SO4 to yield 252 g Al2(SO4)3.
In a beaker of boiling water, there are many bubbles forming throughout the liquid. What gas comprises the bubbles?
find calories and joules lost when 75.0 g of water H20 cools from 86.4 degrees celsius to 2.1 degrees celsius.
The products include Cr3+ ion and I2. What was reduced in the reaction and what was the reducing agent?
It required 22.7mL of HCl to reach the orange-red end point. Calculate the molar solubility and Ksp of calcium hydroxide.
A tank containing carbon dioxide at 400K and 50 bar is vented until the temperature in the tank falls to 300K. Assuming there is no heat transfer between the gas and the tank
The crystalline form of silver (Ag) is composed of face-centered cubic unit cells. If the density of silver is 10.48 g/cm3 at room temperature,
How many moles of gas are in a balloon with a volume of 2.14 liters at a temperature of 298 K and a pressure of 1.11 atm?
Calculate the pH of a solution with the following: 5.12 moles of HCl are placed in a 3.00 L of water 4) Given the acid pKa is 4.76. Calculate the pH of a 0.35M acetic acid solution:
A calorimeter contains 17.0 mL of water at 15.0 degrees celcius When 1.40 g of (a substance with a molar mass of 69.0 g/mol) is added, it dissolves via the reaction X(s)+H2O(l)->X(aq)
If Prozac was treated with bromine and was brominated once what would be the most likely produc
chloromethane gas (CH3Cl) at 20.0 degrees celsius and 0.973 atm pressure. The molar mass of a chloromethane is 50.5 g/mol.
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