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Explain what are the names, mass number, number of proton, number of neutrons, number of electron, atomic number, atomic weight and symbols of all the elements
A buffer contains significant amounts of acetic acid and sodium acetate. Write an equation showing how this buffer neutralizes added acid and added bases
25.00 ml aliquots of thiis solution was titrated with monoprotic strong base NaOH (0.0800 M). The titre volume of NaOH was 40.00ml. Calculate the molecular weight of H2A.
what volume of methane, measured at STP, must be burned? (ΔH°combustion for CH4 = -891 kJ/mol)
Propose a reasonable reaction mechanism for the sodium hypochlorite oxidation of 3-heptanol. Give the IUPAC name of the expected product. What other oxidizing agents may be used to carry out this oxidation
question if the oxidizing agent gains 3 moles of electrons and the reducing agent loses 2 moles of electrons calculate
Estimate the theoretical carbonaceous and nitrogenous oxygen demand of a waste containing 50 mg/L lysine, C6H14N2O2. Assume the nitrogen is liberated as ammonia in the first oxidation step converting organic carbon to CO2.
Depict structural formulas that indicate the geometry of the following complexes. Define If the geometric or optical isomers are possible include them and label each form.
cheap ethanol c2h5oh manufactured from crude oil can be used in fake wine instead of of ethanol derived from
Several oxidation reductions take place. List three examples of oxidation reduction reactions that are involved. Show what is oxidized what is reduced, and indicate which enzyme (E1, E2, E3) is involved.
Combustion of 5.50 of this compound produced 8.07 of carbon dioxide and 3.30 of water. How many moles of carbon C, were in the original sample. How many moles of hydrogen H, were in the original sample
a constant volume container holds an equilibrium mixture of cl2g pcl3g and pcl5g gases which have partial pressures
Suppose it is found that the actual molecular mass of your unknown solid is exactly two times larger than that which you determined experimentally. What could you conclude about the nature of your unknown solid and the assumptions you made in your..
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