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A system undergoes a two-step process. In step 1 it expands adiabatically from 1.00 L to 2.56 L at 1.00atm external pressure. In step 2 it releases 73 J of heat at 1.00atm as it returns to the original internal energy. Determine the final volume of the system.
What is the absolute pressure in a lake 90.00 meters under water (? = 1.00 g/mL) when the atmospheric pressure is 101.325 kPa?
A bottle of concentrated aqueous sulfuric acid, labeled 98.0 wt% H2SO4, has a concentration of 18.0 M. How many milliliters of reagent should be diluted to 2.600 L to give 5.00 M H2SO4
find the mass of a reactant using daltons law of partial pressures ideal gas law and stoichiometry.1.a piece of sodium
Exactly 37.2mL of hydrogen is collected over water at 29C and 745.0 torr. The vapor of water at 29C is 30.0 torr. Explain what is the volume of dry hydrogen collected at S.T.P
how do you calculate the molar enthalpy of barium nitrate in this situationbarium nitrate potassium sulfate -gt barium
How many mL of boiling water would it take to dissolve 23g of caffeine? If the solution was cooled to 25?C, how many grams of caffeine would recrystallize out
Consider a buffer that is 0.155 M in lactic acid and 0.155 M in sodium lactate. What is the pH of the buffer after the addition of 0.0190 mol of LiOH to 1050. mL of buffer. You may assume that there is no volume change upon addition of the base. p..
Calculate the molarity of a solution that is 7.00% by mass Magnesium sulfate and has a density of 1.071g/ml
1,3-Butadiene can react with NBS (conditions generating Br2), producing 1,2 and 1,4- addition products. At different reaction temperature, the ratio of the two products is different. (a) Write the reaction equation, (b) indicate which product is p..
Write a balanced equation for the combustion of heptane, C7H16, in oxygen, , forming the products carbon dioxide, and water, H2O. How many grams of water will be produced by the complete reaction of 7.88 grams of heptane?
an analytical laboratory balance typically measures mass to the nearest 0.1 mg. what energy change would accompany the
If a solution containing 47.307 g of mercury (II) acetate is allowed to react entirely with a solution containing 14.334 g of sodium sulfate, explain how many grams of solid precipitate will be formed
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