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53.576g of MgSO4 2H2O are dissolved in 250.00 mL of 1.50 M Ba(NO3)2 solution to produce barium sulfate precipitate. How many grams of barium sulfate were formed after the reaction?
Water originally at -10 deg. celsius and 0.30 atm is heated at constant temperature until the temperature is 80.0 degrees celsius
What is the electron configuration of the atom in the third row of the periodic table that has the smallest ionization energy?
Calculate total and individual w, q, ΔU, ΔH, and ΔS of an Otto engine operating on stoichiometric ethanol - oxygen gas mixture, with cylinder volume of 1 l and compression ratio of 18:1.
given the following two solutions 0.200 m hc2h3o2aq with pka 4.76 0.200m naohaq a mixture is made using 50.0 ml of the
An aqueous solution contains a mixture of Cl- and I-. A buret is used to slowly add a solution of Ag+. Will AgCl or AgBr precipitate first
in order to ingratiate himself with voters the mayor of gotham city decides to lower the price of taxi rides. assume
exhales 30.0 times per minute, that the exhaled air is at a pressure of 1.00 atm, and that the air behaves as an ideal gas. Calculate the time in hours before a fire fighter using such an air tank runs out of air.
Benzene, C6H6, is reacted with bromine, Br2, to produce bromobenzene, C6H5Br, and hydrogen bromide, HBr, as shown below. When 40.0 g of benzene are reacted with 95.0 g of bromine, 65.0 g of bromobenzene is produced.
Draw 2 resonance structures for the anion -CH2CHO formed from ethanol. Show all valence electrons as bonds or lone pairs and indicate any formal charges.
The following series of reactions was done on a monosaccharide. Predict the structure of the monosaccharide based on the structure of the product
When a voltage of 30 V is applied to the heater for 3.0 min, a constant current of 2.5 A is observed. The calorimeter temperature increases from 20.00C to 25.59C. Calculate C_bomb for the calorimeter. Assume 2000.0 g of water in the bucket.
3H2+N2=How many grams of NH3 can be produced from 3.91g of N2?
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