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determine how much PV work is done if 80.0 g of C2H4 and 125 grams of hydro chloric acid are permissible to react at atmospheric pressure and the volume change = -63.9 L? express your answer in kilojoules
A 4.20 grams nugget of Au (pure gold) absorbed heat of 285 Joules. if the initial temperature was 22.0°C then determine the final temperature of the Au? The specific heat of Au= 0.129 J/(g·°C).
What is the volume of the filled balloon If the gas is used to fill a balloon, at a pressure of 0.96 atm,?
Name the highly volatile liquid may cause grave danger to The Environmental Health & Safety and Fire Safety professionals at happening scenes as its vapor
A container (8.65-L ) holds two gases mixture at 31 °C. The partial pressures of gas X and gas Y, respectively, are 0.206 atm and 0.867 atm. If 0.200 mol a third gas is added with no change in temperature or volume determine the total pressure be..
Determine why the 2s and 2p orbitals on Hydrogen are degenerate and they are not in the case of Lithium and calculate Kp at 5 degrees and enter your answer in scientific notation if delta H rxn= -128 kj/mol CH 3 OH,?
In a second experiment, I(electric current) broke down a sample of H 2 O into 1.45 grams of hydrogen and 11.51 grams oxygen. Are these results reliable with the law of exact extent?
Compute the molarity of a solution prepared by dissolving 15.2 grams of CaCl2 in H2O with a solution volume equal to 5.00 x 10² millimeters.
Find out the formula of the gas produced if Na 3 P(s) sodium phosphide, is reacted with H 2 O
Determine which ion will precipitate first and at what concentration of sulfate ion will the first precipitate begin to form?
Find the amount of known substance present in the mixture and determine the mass of calcium carbonate present in original mixture.
Determine its molecular formula if the molar mass of the compound = 199.55 grams per mole?
A boy receives 10mg of medicine for every kg he weighs. How much medicine should he receive if he weighs 48 pounds and the conversion factor for pounds to kilograms is 1 pound = 0.4536kg.
Determine the volume of CO 2 at a temperature twenty two degree Celsius and a pressure of 781 mmHg could be absorbed by 327 grams of Lithium hydroxide LiOH?
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