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Question:
A solid block of exactly 100.0 cm^3 cubed has a mass of 153.6g. Determine its density.Will the block sink or float on water.
What's the mass of sodium oxide produced if 1.5 g of sodium reacts with excess gaseous oxygen. Write the balanced equation.
A 32.65-g sample of a solid is placed in a flask. Liquid toluene, in which the solid is insoluble, is added to the flask so that the total volume of solid and liquid together is 50.00 ml.
Provide a complete mechanism for the formation of 1,4-di-t-butylbenzene from t-butyl benzene, AlCl3, and t-butyl chloride. provide all resonance and intermediates. why is para preferred over meta and ortho
Explain why rotation is restricted about a double bond, but not about a single bond.
Problem- how many sterocenters are present in D-glucose. In D-ribose. How many stereoisomers are possible do each monosaccharide
In industrial process, the stoichiometric ratio of CO to H2 is used. If the reaction is carried out at a totl pressure of 30 atm, what partial pressures of CO and H2 are used
Question- A solution of H2SO4(aq) with a molal concentration of 6.80 m has a density of 1.318 g/mL. What is the molar concentration of this solution
A system that had work done on it but which receives or loses no heat from or to the surroundings has positive work or negative work; positive or negative delta E
The solubility of lanthanum iodate at a certain temperature is 9.55 x 10^-4. What is the Ksp of this compound at that temperature
a 10.0 g piece of metal at 100 degrees celcius is transferred to a calorimeter containing 50.0 ml of water intially at
The heat of vaporization, ?Hvap, of a certain liquid at 25oC is 77.8. kJ/mol. If one mole of the liquid has an entropy of 247 J/K, what is the entropy of one mole of the vapor in equilibrium with the liquid at this temperature
question suppose 100.0 ml of a 0.03750 m solution of the strong base baoh2 is titrated with a 0.4540m solution of the
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