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Question- 0.573 g of NH4Cl are placed into a volumetric cylinder. Water is added to the 5.00 mL mark. What is the molarity of the solution?
Please illustrate work and walk me during the problem so that I can follow and understand it.
What substance is produced at the anode during the electrolysis of a mixture of molten calcium bromide, CaBr2(l), and molten magnesium iodide, MgI2(l)? Assume standard conditions
If a 1.67 g piece of gold is hammered into a sheet whose area is 49.2 ft2, what is the average thickness of the sheet?
a flask is charged with 1.500 atm of n2o4g and 1.00 atm no2g at and the following equilibrium is achievedn2o4g rarr 2
Calculate the amount of heat required to completely sublime 73.0 g of solid dry ice (CO2 ) at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3 kJ/mol.
In an experiment, equal volumes of 0.00200M FeCl3 and 0.00200M NaSCN were mixed together and reacted according to the equation:
calculate the mass in grams of carbon dioxide that will be produced when 25.0 g of ethanol is
a student removes the thermometer and stirring wire in part b of the experiment to add the naphthalene and wipes them
Problem- What is the pH of the resulting solution if 40mL of 0.10M CH3CO2H is titrated with enough 0.10M NaOH to reach the equivalence point? Assume that the volumes of the solutions are additive.
An aqueous solution at 18C contains H2SO4 and H20 and the mixture has a specific gravity of 1.382. Assuming that the H2SO4 and H20 mix ideally what would the density of pure water be
A solution of PbI2 has [Pb2+] = 4.5 x 10-5 and [I-] = 6.5 x 10-4. PbI2 has Ksp = 8.7 x 10-9. Write down the reaction that is taking place. Calculate Q.
How many 3L balloons could the 12 Liter helium tank fill without using every molecule. Keep in mind that an exhausted helium tank is not empty. In other words once the gas inside the tank reaches atmospheric pressure, it will no longer be able to ..
if a gas 25.0 c occies 3.60 liters at pressure of 1.00 atm, what will be its volume at a pressure of 2.50 atm
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