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Question- What is the new volume, in milliliters, of the bubble outside the volcano where the temperature is -30â??C and the pressure is 0.80atm , if the amount of gas remains the same?
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A scuba diver 40ft below the ocean surface inhales 85.0mL of compressed air from a scuba tank at a pressure of 2.60atm and a temperature of 5?C.
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how many moles ofna ions are there in 1 mole ofna2so4 ? do you simply have to divide the relative atomic mass of na
A certain carbon-hydrogen compound contains 84.1% C by mass and the remainder is hydrogen. What is the empirical formula of the compound
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Question- A solution 25.0 mL NaCH3COO and 10.0 mL 1.0 M CH3COOH has a pH of 5.18. Find the Ka of acetic acid and calculate the pH of the buffer after 2 mL of 1.0 M NaOH are added to the solution.
Write four equations (showing structures) for the reactions used in this experiment to separate and recover m-nitroaniline, benzoic acid, and naphthalene.
if the vapor of a volatile liquid of 2.31grams nbspis able to fill a flask of 498-ml at 100 degree celsius and 775 mm
a gaseous system undergoes a change in temperature and volume. what is the entropy change for a particle in this system
Given the following thermodynamic data, calculate the lattice energy of CaBr2 (s). Term & Value Delta Hf[Ca(g)] 179; delta Hf[Ba(g)] 112; I1(Ca) 590; I2(Ca) 1145; E(Br) -325.
Aqueous silver nitrate was then added to precipitate the Cl- and Br- ions as AgCl and AgBr. The mass of silver halides obtained was 0.9974 g. What are the molarities of HCl and HBr in the original solution
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