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A bullet of 10 g traveling at 400 m/s hits a 10 kg, 1.0 m-wide door at the edge opposite the hinge. The bullet embeds itself in the door, causing the door to move to and fro open.
Discuss on the chemical structure of the amino acids serine, lecuine, and cysteine? Also discuss the functional groups of these amino acids contribute to differences in their properties.
You work for IRS and 256 tax returns now arrived which require to be processed in next few days. Find probability that between 60 and 65 of returns have deductions which have been adjusted?
The two parallel wires, 2.5 cm apart, carry currents of 4.0 A and 3.0 A correspondingly, in the similar direction. Determine the magnitude of the force (in N/m) and direction (attract or repel) on eac
Given that Cv (Heat capacity at constant volume) for ammonia is 3R, if the process is carried out at constant total volume, describe the final temperature of the gases?
As the temperature increases at constant pressure, does the density of a gas increase, decrease, or stay the same as the pressure increases at constant temperature?
The molar heat capacities of hydrogen, oxygen, and gaseous water are 28.82, 29.36, and 33.58 J/K mol, respectively. The standard enthalpy of formation of gaseous water is -241.82 kJ/mol at 298 K. E
If violet light of wavelength 415nm falls on a single slit, it forms a central diffraction peak which is 9.30 broad on a screen which is 2.70m away. Determine how broad is the slit?
Explain which are the two amino acids that, although not isomeric, have essentially the same molecular mass for the neutral molecules?
Approximate the Force applied on your fingertip when you place it at this point. Suppose area of the fingertip to be 1.4cm^2.
Determine the various degrees of freedom for the following molecules: a.) Xe, b.) HCl, c.) CS2, d.) C2H2, e.) C6H6, f.) hemoglobin in molecule containing 9272 atoms.
For each of the given, write down the name for and the applicable equation from Maxwell's equations which is proper. i) Determine the magnetic field within a current-carrying coaxial cable.
A student attempted to wash the salt out of the sand by adding 5.00 mL of water at 19.2 deg C and then filtering. A mixture contains 6.75 g of sand and 2.11 g of salt. After drying the residue, the
Assume that resistance between walls of the biological cell is 3.00 109? Find current when potential difference between walls is 55 mV?
The electromagnetic wave consists of a wavelength of 3.4 x 105 m in air. i) Determine the frequency of the Wave?
Write down the reaction for which sulfur trioxide decomposes to oxygen and sulfur dioxide. Imagine that one mole of each gas is placed into a 2 liter flask at a T for which K=1. Determine t
Discuss why the p-nitrophenol is stronger acid than phenol itself. Would p-methoxyphenol be a stronger or weaker acid than phenol? Explain.
Determine the critical angle for the fiber? Approximate the energy loss in the longer cable by employing the reduction in signal amplitude one fiber was 15 cm, and the fiber was 20 m.
Determine the numbers of mL of acetic acid would you require per liter of solution (with the rest of the volume coming from the acetate solution) to generate a pH of 4.88 where the pKa of acetic aci
Determine the ionization energy of an excited state hydrogen atom in which the electron occupies the n = 2level. Hint: The ionization energy is defined as the energy needed to completely remove a
Write down the symbol for this ion (give the symbol for the nucleus and give the ionic charge as a right superscript.) One isotope of a metallic element has mass number 117 and has 67neutrons in th
The vapor pressure of H2O is 175 torr at 63.5C, and that of ethanol, C2H5OH, is 400 torr. A solution is made by mixing equal masses of H2O andC2H5OH.
Determine the numbers of milli grams (mg) of APS are weighed out to make the 1 ml of a 10% (w/v) APS stock solution? Ammonium per sulfate (APS) is used as the initiator of polymerization of acryl a
How many hours must be assigned to every activity to maximize number of calories burned? Determine maximum number of calories he will burn?
Determine the final concentration of all three components in the 1x working solution? Report Tris base and glycine in m Mand SDS as w/v percent.