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A 0.08468 g sample of gas occupies 10.0-mL at 291.0 K and 1.10 atm. Upon further analysis, the compound is found to be 13.068% C and 86.932% Br. What is the molecular formula of the compound?
Draw the Lewis structure of the compound.
Identify the geometry around each carbon atom.
Is this compound polar?
Calculate the mass of Sodium Nitrate required to prepare 50cm3 of 0.2 moll-1 solution.
At a certain temperature, reaction has equilibrium constant (Kc) of 1.9 x10^19. Determine the equlibrium constant for the reaction based on this information at the same temperature.
The bottom of a box has a surface area of 25.0 cm2. The mass of the box is 34.0 kilograms. Acceleration due to gravity at sea level is 9.80 m/s2. What pressure is exerted by the box where it rests?
Consider the reaction of Al and Al+3 and Mg and Mg+2. If the Al+3 is 0.005 M and the Mg+2 is .40 M what is the potential energy. What is the Keq. What is the Gribbs Free Energy
I need help writing the balanced formula equation and the net ionic equation for the reaction of sodium hydroxide with hydrocholoric acid.
At room temperature a beaker of liquid measures 26 degree C. What is its temperature measured in Kelvin?
Just based on the orbital occupancy of electrons, is it justifiable to distinguish between the transition and inner transition elements. Should we consider any other factors
the active ingredient in toothpaste is sodium fluoride, an anticavity agent. a 170 g tube of toothpaste lists the concentration of sodium fluoride a s0.24%. how many grams of sodium fluoride are in a toothpaste.
an optically pure compound was diluted to 400.0 mL with water and placed in a polarimeter tube 15.0 cm long. The measured rotation was -2.87° at 25 °C. Calculate the specific rotation of the compound.
In a 0.1 molar solution of NaCl in water, which one of the following will be closest to 0.1?" A) the mole fraction of NaCl B) The mass fraction of NaCl
Write balanced chemical equation and evaluate the molecular weight of the reactants and Calculate the molecular weights of the reactant.
A mixture of three gases has a total pressure of 1380 mm Hg at 25 oC. If the mixture contained 56 grams CO2, 3.04 mol CO and 9.03 X 1023 atoms of argon, the partial pressure of argon would be about
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