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Assuming that concentrated HNO3 (70% HNO3) is 16M, what is the molarity of a 1:1 HNO3:Water solution? I haven't taken chemistry in three years so I'm having trouble with From what I remember, molarity =moles/liter. So there is 16moles/liter of 70% concentrated HNO3.
in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction
Calculate the PH of a 0.015 Solution of carbonic acid, and what is the concentration
Tank full of water (H2O)is open at the top with the hole near the bottom the area of which is 0.25 m^2 and the cross section area of the tank =1 m^2 determine what is volumetric flow rate out of the hole.
which is used as a sugar substitute, is produced by the reduction of D-xylose. Draw xylitol. show all hydrogen atoms, and connect the appropriate atoms using bonds
How many moles of Fe would be formed from 50 grams of Fe3O4 in the following equation
If the heat of combustion for a specific compound is -1310kj/mol and its molar mass is 60.87 g/mol, how many grams of this compound must
Calculate the molarity of 500.0 cm3 of solution containing 18.5 g of calcium nitrate Ca(NO3)2
A reaction with the activation energy Ea= 153.00 kJ/mol, has a rate constant k = 6.400 x 10(-4) at 364.00 Kelvin. Determine the temperature required to increase the rate constant 5 times . R = 8.314 J K-1mol-1
Based on the first and fourth sketches(Part C figure) , what is the density of the block? First sketch shows mass of the block = 50g. Second sketch shows block completely immersed in water(at 20 degree Celsius), mass of block now = 5.6g and densit..
Calculate the number of moles of cyclopentadiene and maleic anhydride which you will use in your experiment. Explain why we use excess of cyclopentadiene and do the reaction at 0 °C?
calculated using the energy level equation. A Li2+ ion emitted a photon with a wavelength of 11.4 nm to reach an energy level with n=1. What was the value of n for its initial energy level?
Why an anti-addition is formed once the acid protonates an oxygen in a ring opening reaction with epoxides and why a trans diol is the only thing that can be formed
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