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If a house has a carbon monoxide concentration of 5.0 ppm. Explain what volume of carbon monoxide is present in 1.0 l of air
Assuming that the tank is a sphere having an inner diameter of 0.52 m, estimate the amount of nitrogen vaporized per day for an insulation thickness of 2.5 cm and an ambient temperature of 21 degrees celsius. Assume that the outer temperature of t..
The first-order reaction for Hydorgen peroxide decomposing to H20 and O2 (aq). The rate constant at 25 C is 7.40 x 10^-4/second. Calculate the volume of O2 obtained form the decomposition reaction of 1 mol hydrogen peroxide at 25 C and 740 mmHg af..
Trimix gas is used for very deep diving. It is composed of three gases, usually helium, nitrogen and oxygen. The composition is denoted as percentage of oxygen / percentage of helium
CO2 Dissociation by means of electronic excitation. Using Fig. 5-6, calculate the decrease in energy thresh- old of the CO2 dissociation through electronic excitation related to preliminary vibrational excitation
2 l of 7 m concentrated hf solution is placed into a 10 lcontainer. the container is sealed and the air is evacuated.
What is the rate of the above reaction? What is the closest numerical value of K for the above reaction? What are the units for the rate constant for the reaction?
Make a flow chart on how a mixture of phenol, benzoic acid, p-nitroaniline and anthracene can be seperated by extraction
Use average bond energies to calculate the energy released when 1 mole of acetylene gas (ethyne, C2H2) reacts completely with O2(g) to form gaseous products. Use the information in the Table of Bond Enthalpies which is in the Chemistry Tables link..
what is the weight of O in 742.0 g of citronella oil that has the chemical formula C10H18O
During physical activity, lactic acid (MM = 90.08 g/mole) forms in muscle tissue and is responsible for muscle soreness. An elemental analysis shows that it contains 40.0 mass percent C, 6.71 mass percent H
if 15.0 m3min of steam at 450.0degc and 10.0 bar enters a turbine and leaves as saturated steam at 9.25 bar what is the
The chemical nature of an element is independent of A. its atomic number. B. the number of protons or electrons present in it. C. the number of neutrons present in it. D. none of these.
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