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How much energy must be supplied to break a single 21 Ne nucleus into separated protons and neutrons if thenucleus has a mass of 20.98846 amu? What is the nuclear bindingenergy for 1 mol of 21 Ne?
question the reaction a 2b products was found to have the rate law rate kab2. predict by what factor the rate of
Both Glu and Lys are charged amino acids yet Glu has a significant Rf compared to Lys; explain. ( The solvent/moving phase is 20% acetic acid)
a 32.65-g sample of a solid is placed in a flask. liquid toluene in which the solid is insoluble is added to the flask
Assume you carry out an experiment when the atmospheric pressure is 765mmHg and the temp in 24 degrees C. you collect Hydrogen gas and want to know the pressure of the gas
The equilibrium constant, Kc for the reaction: Ni(s) + 4CO(g) Ni(CO)4(g) is 5.0 × 104 at 25°C. What is the equilibrium constant for the following reaction? Ni(CO)4(g) Ni(s) + 4CO(g)
calculate the concentration of hydronium ions h3o from the measured ph values. express the answer in two significant
which is connected to 2 oxygen atoms, one with is sp^3 and one sp^2 hybridized and so both oxygens have 2 lone pairs of electrons. All other single bonds consist of hydrogen.
titration volume should be between 10 mL and 50 mL. What are the smallest (first answer box) and largest (second answer box) masses of formic acid that would give titration volumes within the limits above?
Describe reasons the paper's physical properties are different from the water's physical properties.
The sucrose solution used in the fermentation was 0.350 M. Assume solubility of CO2 in water equivalent to the solubility in the sucrose solution. Hint: some of the CO2 obtained from the fermentation dissolves in the solution, the rest goes to the..
explain the major departure of the marginalist school from the classical political economists. how did it change the
the water at the gas-collecting port is assumed to be 25c but it is actually 15c. how will this error affect the
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