Find the radius of a solid aluminum sphere
One cubic meter (1.0 m3) of aluminum has a mass of 2700 kg, and a cubic meter of iron has a mass of 7860 kg. Find the radius of a solid aluminum sphere that has the same mass as a solid iron sphere of radius 4.63 cm.
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The dipole moment () of HBr (a polar covalent molecule) is 0.784 (debye), and its percent ionic character is 11.6 . Estimate the bond length of the bond in picometers.
If 1.87 g of acetic acid(CH3CO2H) reacts with 2.31g of isopentyl alcohol(C5H12O) to give 2.96 of isopentyl acetate(C7H14O2), what is the percent yield of the reaction?
Calculate the equilibrium concentrations of reactants and product when 0.238 moles of CH4 and 0.238 moles of CCl4 are introduced into a 1.00 L vessel at 350 K.
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Calculate the density, mole fraction, molarity, and molality of the solution. Assume water has a density of 1.00 g/cm3.
How many times faster is the speed you found in (a) than the speeds of our fastest current spacecraft (around 50,000 km/hr)?
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