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our reaction mixture had an oily layer layer on top when we added 3M sulfuric acid. what would cause this?
Find the partial pressure of each produce and the total pressure in the flask at the end of the reaction.
CaH2(s) + 2H2O(l) Ca(OH)2(aq) + 2H2(g) How many grams of CaH2 (Molar Mass = 42.1 g/mol)are needed to generate 10.0 L of H2 gas if the pressure of H2 is 769 torr at 28.0°C?
solution if its conjugate acid. What is the pH of this combined solution? Always give two numbers after the decimal place
How many grams of FeSO4.(NH4)2SO4.6H2O (MW = 392.14) must be dissolved and diluted to 250.0 mL to prepare an aqueous solution that is 10.00 ppm Fe2+ by weight (1.00 ppm = 1.00 mg/L)
The enzyme triose phosphate isomerase catalyzes the isomerization of dihydroxyacetone phosphate. What is the product of this reaction
Calculate the pH of a solution when 0.200 moles of solid NaOH is added to 2.00 liter of 0.250 M HCl. Assume no change in volume.
The activation energy of a certain reaction is 65.2 kj/molHow many times faster will the reaction occur at 51 degrees C than at 0
At a certain temperature and pressure 1.4 L of N2 reacts with 2.1 L of O2. If all the N2 and O2 are consumed, what volume of N2O3, at the same temperature and pressure, will be produced?
What is the molar concentration of Br^- ions in a 0.235 M aqueous solution of FeBr3, assuming complete dissociation?
Metal carbonyls having formula M(CO)x , where x is the number of carbonyl units co-ordinate to metal M are formed by Fe, Cr and Ni. If effective atomic number of each metal is 36
draw the structures of the six diastereomers of the truxinic acids and the five diasteromers of the truxillic acids, clearly showing the photochemistry
The coal that is burned is a form of pure carbon. (Diamonds and graphite are other forms of pure carbon). A sample of coal is completely burned in a 10.0 L cylinder at a constant pressure of 1.10 atm and a temperature of 1000 oC.
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