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Determine what mass of H2 is formed when 35.6 grams of zinc metal is combined to an excess of dilute HCl?
3 NO(g) N2O(g) + NO2(g) considering this given reaction and tell us Does the reaction occur spontaneously at the temperature of 298 K and standard state conditions also Calculate the value of S°univ.
Chemical Kinetics - Show that only the reactants of the slow step of a reaction are found in the rate law of the reaction - which of the two steps is slower and which substance (if any) is probably an unstable intermediate?
While 1.22 g of a white solid, supposed of being pure cocaine, a molecular compound, is dissolved in 15.60 g of C6H6 the freezing point is lowered by 1.32 ¬0C. Compute the molar mass of the solid. Kf value for benzene = 5.12C/m.
Determine At what temperature does C 6 H 6 boil when the external pressure = 470 torr?
Compute the ratio of the concentration of H 2 CO 3 to that of the HCO 3- if The pH of a bicarbonate-carbonic acid buffer is 8.50
Given chemical reaction is used to produce electricity in lead storage battery that used in automobiles generally.
How many grams of Ammonium phosphate need to be combined to 500 and
Determine the partial pressure and total pressure of the gases and Find the partial pressure of carbon dioxide in a gas mixture
process it is given that Rubidium has a heat of vaporization =69.0 kJ/mol at its boiling pt= (686°C). Compute ΔS for this process?
Dehydration upon heating with concentrated sulphuric acid without carbocation rearrangement?
Find ratio of the atomic mass of Silicon to Hydrogen if every 100g of SiH4 contains 87.45g of Si and 12.55g of H.
Explain would the calculated molarity of NaOH be too high or too low If the KHP weighed in your experiment today was contaminated with some unknown inert substance.
Calculate approximately the value for the heat of sublimation of methane and calculate the pH for this solution
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