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2H2(g) + O2(g) ---> 2H2O(g)
a) What is the limiting reagent?b) How many grams of steam are produced?c) How many moles of limiting reagent remain unreacted?d) How many moles of excess reagent remain unreacted?
What is the total volume of gases produced at 819K and 1atm pressure when 256 g of ammonium nitrate (NH4NO2) undergoes the following decomposition?
An organic compound of molecular formula C10 H12 O2 reacts with both aqueous NaOH and aqueous NaHCO3. The compound reacts with Br2/FeBr3 to yield 2 products which can easily be separated from each other and each has molecular formula C10 H11 O2 Br..
Calculate the concentration of I- in a solution obtained by shaking 0.20M KI with an excess of AgCl. the answer is not 9.23*10^-9
A chemist at a pharmaceutical company is measuring equilibrium constants for reactions in which drug candidate molecules bind to a protein involved in cancer. Calculate the Kc value for the A-protein binding reaction.
When the reaction is complete, what is the concentration ratio of conjugate base to acid? How many moles of strong base were initially added
Describe procedures for preparing each of the following compounds, using ethanol as the source for all of their carbon atoms (you can use any reagent you like, but every carbon in every product below must have originated in ethanol; once you prepa..
which of the following chemical combinations of the elements would be most exothermic, Na and Cl
What would be the concentrations of acetic acid and sodium acetate in this solution. Would we expect this solution to be a buffer
If the presure of 50.0 mL of oxygen gas at 100oC increases from 735 mm Hg to 925 mm Hg, what is the final volume? Assume the temperature remains constant.
a solution is made by dissolving 10.20 grams of glucose c6h12o6 in 355 grams of water. what is the freezing-point
Calculate ?Srxn for the following reaction. The S for each species is shown below the reaction. 4NH3(g) + 5O2(g) -> 4NO(g) + 6H2O(g) 192.8 205.2 210.8 188.8 S(j\J/mol*K)
The complete conversion of 2-phenylacetic acid to ethyl-2-phenylacetate in this experiment is the result of a. Ethanol being in excess relative to 2-phenylacetic acid
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