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While 14 g of baking soda (NaHCO3) is added to 550.0 mL of vinegar an aqueous solution of CH3COOH at 5% concentration by mass, the vinegar neutralizes the baking soda as well as converts it to CO2 gas, which bubbles out of the solution. Find out the limiting reagent in this reaction and compute the mass of CO2 produced.
How much heat is required to warm 225 grams of ice from negative 46.8 degrees celsius 0 degrees celsius melt the ice, warm the water from 0 degrees celsius to 100 degrees celsius.
Calculate the mass of nitrogen dissolved at room temperature in an 81.0L home aquarium. Assume a total pressure of 1.0 atm and a mole fraction for nitrogen of 0.78.
What kind of alcohol is formed when ethyl formate reacts with a grignard reagent, and what structural feature characterizes alcohols formed this way
which of the following electron configurations represent an excited state?
if a microwave oven took75 seconds to heat 1.00 cups of water from 15.8 to95.9oc how many photons per minute does the
propane c3 h8 reacts with oxygen o2 to produce a carbon dioxide and water. the reaction is exothermic with deltah -2220
A sample of 0.2140 g of an unknown monoprotic acid was dissolved in 25.0 mL of water and titrated with 0.0950 M NaOH. The acid required 27.4 mL of base to reach the equivalence point.
What volume in liters of 0.94 M KOH solution should be added to a 0.090 L solution containing 9.1 g of glutamic acid hydrochloride
What is the pH of solution at the second equivalence point? The acid dissociation constants for carbonic acid are pK1=6.35, pK2=10.33
question a sample of oxygen has a volume of 4.50 liters at 300 k and 800.0 mmhg how many oxygen molecules does the
Write the eqn for each large-extent B/L A/B rxn which occurred on making this mixture. Do this by starting with the rxn that involves the strongest B/L A with the strongest B/L B. Label this rxn (i). Continue writing eqns in this "strength order" ..
What do the elements in each group have in common. A block is formed by the 28 elements set off at the bottom of the periodic table. What do these elements have in common
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