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suppose you want to move a rock. it has a volume of 1.2m^3 aout waist high and 4 feet long. and a density of 2.5g/cm^3. how many pounds doesx it weight?
The reaction is between furan and maleic anhydride. Using 0.19 g of furan and 0.24 g of maleic anhydride.
Explain Vapor Pressure of Ideal Solutions, At 25C the vapor pressures of chloroform and carbon tetrachloride are 26.54 and 15.27 kPa respectively. If the liquids form ideal solutions
Nitrogen reacts with hydrogen according to the following equation.
The water temperature before the reaction was 34.5°C, and after the reaction it had risen to 52.0°C. How many moles of water were formed?
if 9.0L of NO are reacted with excess O2 at STP, what is the volume in liters of the NO2 produced?
calculate avaerage rate of decomposition of H2O2 between 0 & 4.32 x 10^4 s.
The electron sea is localized between two metal atoms at a time. 4. The metal is held together by the attraction between the metal ion cores and the sea of valence electrons
During the late 1800's, hard rock miners replaced candles with carbide lamps for work in mine shafts. The lamps worked by dripping water onto calcium carbide that generated acetylene gas (H2C2) that was burned
A vapor composed of 0.75 mole fraction ethanol and 0.25 mole fraction acetic acid at 120.0 mm Hg (absolute), is in equilibrium with a liquid phase also composed of ethanol and acetic acid.
When X rays of wavelength 0.093 nm are diffracted by a metallic crystal, the angle of first-order diffraction (n = 1) is measured to be 15.2 degrees;. What is the distance between the layers of atoms responsible for the diffraction?
Under these conditions, the half-life of the reaction has been estimated to be 6.4 103 min. What would the half-life be if the initial concentration of NO were 13 ppm?
The metal barium crystallizes in a body-centered cubic lattice. If the density of barium is 3.51 g/cm3, what is the unit cell volume?
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