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How many moles of excess reactant are present when 366 mL of .206 M sulfuric acid reacts with .596 L of .172 M sodium hydroxide to form water and aqueous sodium sulfate?
The mass of the flask (before the sample is placed into the flask) is measured when the outside of the flask is wet. However, the outside of the flask is dried before its mass is measured.
When 30 mL of a 365 mL stock solution containing 1.8999999999999997 M AlCl3 is diluted to 81 mL, how many moles of Cl- are in the new solution?
Using the ideal gas law, pV = RT, prove that the volume of one mole of ideal gas is a state function
If molar magnetic susceptibility (Xm) is measured in m^3/mol, what must be the units on B(calibration constant)? what are the units on the 3.7278 in the formula for the magnetic susceptibility of Mohr's salt? what are the units on the 8.07 in the ..
a container holds 2,0 of gas. the total average change in KE of gas molecules in the container is equal to the the sum of KE of an 8,0x10^-3 -Kg bullet with speed
What is the rate constant for the reverse reaction at the same temperature?
What is the boiling point of a solution made using 773 g of sucrose, C12H22O11, in 0.275 kg of water,H2O?
Physical propoerties and intermolecular forces, What type of intermolecular forces accounts for the following differences in each case?
When 2.00 g of hydrazine decomposed under constant-pressure conditions, 7.00 kJ of heat were transferred to the surroundings. What is delta H for the following reaction? 3 N2H4(l) --> 4 NH3(g) + N2(g)
An unknown radioactive substance has a half-life of 3.20 hours. If 38.7g of the substance is currently present, what mass was present 8.00 hours ago
0.3 M NaH2PO4 calculate acidic and basic buffer capacity. How muc of strong base needed to bring buffer pH one unit up?
Methane diffuses approximately 2.43 times as fast as an unknown gas. Which of the following could be and unknown gas?
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