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To cover to two non-contributors, everyone else has to put in additional 16 cents. Find number of people ate breakfast?
If the electron is in the state n=1, determine the probability of finding it in the region 0 ≤ x ≤ 1/4L When an electron confined to a metallic nano-particle is modeled as a particle in 1-D b
Identify the acid and base including the number of equivalents per mole of each. FeCl3 reacts with NaHCO3 and how do you balance the following acid-base neutralization reaction? Explain i
The bromide ion is a weaker ligand comparison to the chloride ion. Would you expect a lesser or greater color change when a concentrated solution of bromide ion is added to a solution of CuSO4?
When comparing the stability of an ethlenediamine complex versus an ammonia complex with a metal ion which is having a coordination number of 6, then discuss which complex would most likely react wi
Determine the number of grams of H2SO4 would be formed in the atmosphere if 279 g SO2 escaped into the atmosphere and all the escaped SO2 were converted to H2SO4.
A solution is prepared with 1.500g of adrenaline in157g of CCl4 where Tf = -22.3 degree Celsius and Kf=29.8 C/m and the freezing point of the solution was determined experimentally to be -23.7 de
At begin of voyage there were 17 anteaters, and population of anteaters doubled every 2.8 weeks. How long in voyage were there 200 ants per anteater?
NaOH which is having 25.49 ml were needed to neutralize the .5208g of KHP (m.w.204.33) dissolved in the water. This titration served to standardize the NaOH.
The relative reactivity of 1º, 2º, and 3º hydrogen's in free radical chlorination under certain conditions at 293 K is 1: 3.5: 4. Determine the relative percent yield of 3-chloro-2, 5
Determine the number of years would be needed to reduce it to the ppm level? Potassium-40 is 0.001% of naturally occurring potassium. It has a half life of 1 x 109 years?
Assume that an internal combustion engine runs on octane, for which the enthalpy of combustion is -5512 kj mol-1 and take the mass of 1 gallon of fuel as 3kg.
Find out the base and the number of equivalents per mole. Balance the following acid base neutralization reaction. Identify the acid and the number of equivalents per mole.
Muscles are powered by the hydrolysis of ATP to ADP + Pi. The ΔG (degree prime) for hydrolysis of ATP is -35.6KJ/mol. At the beginning of exercise the ΔG for the reaction is -55.2KJ/mol,
You deposit in each of 2 savings accounts. Interest for accounts is paid according the two options. How long it take for balance in one of accounts to exceed balance in other account by $100?
Determine the number of valence electrons does Cl possess? Determine the number of unpaired electrons? Give the GSEC (orbital diagram, which shows electron spin) of chlorine.
Suppose you are making a HEPES buffer by titration. The pka of HEPEs is7.55 and MW is 238.31g/mol. You intend to make 0.3L of a 0.2Mbuffer at pH 7.2. Determine the volume of 1 M NaOH will y
Determine the number of kilocalories of heat are released when a 45 g of steam at 100 degrees C is converted to liquid water at 0 degree C?
Determine the number of unpaired electrons are in an atom in the ground state, assuming that all other subshella are either totally full or empty, if its outermost p subshell contains (a) 3
Assume a hydrogen atom is absorbed on the surface of a gold nano-particle by a bond of constant force 855 N m-1. Determine the wavelength of a photon required to excite a transition among its
Some of the nanostructures can be modeled as an electron confined to a 2-D region. Determine the separation in kilojoules per mole, Joules, wave numbers, and the electron volts among the levels n1&n
Rewrite the given in the form which permits you to find horizontal or oblique asymptote of function. (do division) then. Write equations for every asymptote.
Suppose you have a sample of an unknown substance, although you think you know its identity. Explain how could you establish whether or not the material is what you suspect?
The rational function can be expressed as the ratio of two polynomial functions. State each function of the following in the form which illustrates that function is the rational function.
Calculate the volume (mL) of the liquid in the container when the mass of an empty container is 88.25 g the mass of the container and a liquid with a density of 0.758 g/mL is 150.50g.