How many grams of concentrated hydrochloric acid
How many grams of concentrated hydrochloric acid, containing 37.9% HCl by weight, will give 5.0 grams of pure HCl?
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Derive an equation for the probability that a particle characterized by the quantum number n is in the first 40.% (0 is less than or equal to x which is less than or equal to 0.40a) of an infinite depth box.
Nitrogen fixation in the root modules of peas and other leguminous plants is carried out by the molybdenum-containing enzyme nitrogenase.
What are the largest and smallest values that the magnetic quantum number m has in the Zn atom?
The complete reaction of chromium metal with H2SO4 in then absence of air gave a blue solution of chromium(II) ions bounded to six water molecules and Hydrogen gas.
The ball's initial speed is 12.0 m/s. At the same instant, a person is running on the ground at a distance of 26.0 m from the building. What must be the average speed of the person if he is to catch the ball at the bottom of the building?
A charge of 8.0 pC is distributed uniformly on a spherical surface (radius = 2.0cm), and a second charge of -3.0 pC is distributed uniformly on a concentric spherical surface (radius = 4.0cm). Determine the magnitude of the electric field 5.0cm fr
The compression ratio is 13.5 and the maximum pressure is 50 bar. The initial conditions are 1 bar and 20oC. Calculate the temperature, specific volume and pressure at the beginning of each process.
What weight of pure H2SO4 is present in each liter of concentrated sulfuric acid whose density is 1.86 g/ml and whichcontains 98% by weight H2SO4?
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As a general rule the of a virgin is tight and the rugosities are sharp and prominent. Insertion of a finger or instrument may show certain degree or resistance
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