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The de Broglie wavelength of a 455 kg car is found to be 5.43 *10-47 nm. Compute the speed (m/s) of the car.
A solid aluminum sphere has a mass of 87g. How do you use the density of aluminum to find the radius of the sphere in inches
The densities for aluminum and iron are 2.7 g/cm 3 and 7.86 g/cm3, respectively. What is the ratio of the mass of an object made of aluminum to that of the same object made of iron?
The vapor pressure of liquid Nickel at 1606° C is 0.100 torr, whereas at 1805° C, its vapor pressure is 1.000 torr. At what temperature does the liquid have a vapor pressure of 2.500 torr
What mass of NaCl must be dissolved in 75.0 grams of water to lower the freezing point to -4.00c? The freezing point depression constant, Kfp for water is -1.83 C/m.
Laser atomic fluorescence excitation and emission spectra of Na in an air acetylene flame are shown. in the excitation spectrum the laser was scanned through various wavelengths while the detector monochromator was held fixed near 589 nm.
if 40.0 kJ of energy is absorbed by 500.0 g of water at 10.0 degrees celcius what is the final temperature of water?
Designate each isomer as cis or trans and also indicate if it is chiral or not. indicate the one isomer that dose not have a plane of symmetry but is not chiral.
a 1.6192-g sample of neat hydrazine iscarefully dissolved in water and diluted to 1500.0 ml. a 20.00-mlaliquot of this
a gas mixture contains 5.6 g of N2, 1.4g of h2, and 27.6 of CH4. What is the mole fraction of h2 in the mixture
Complete the subsequent reaction showing how glucose can be identified as a reducing sugar. Depict the organic product at physiological pH. State the formula of the copper-containing product.
Differentiate between the spectral features in the MS, CNMR, HNMR and IR of benzoic acid and methyl benzoate
If 17.2 mL of 0.800 M hydrochloric acid solution are required to neutralize 5.00 mL of a household NH3 solution, determine the molar concentration of the NH3,ammonia?
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