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Problem- If the temperature of a sample of water requires 3.2 kJ of heat to rise the temperature from 26.1 C to 35.2 C, how much water was in the sample?
Define the exact value
Calculate the ?H value for an isobaric (constant pressure) change of steam from 120 psia and 500 oF to saturated liquid.
A researcher working on a batch of a ceramic material tested two sets of samples for fracture strength. For one set of samples the specimens were tensile bars with a 10x10x100 mm^3 tensile gauge section
Based on Liquid Chromatography, how can I changed if the capacity value and selectivity value and resolution value is not in the proper range?
Using the following monomer, draw the mechanism for the formation of the polymer, stopping after attaching three units together. Benzene-ch(double bond)ch-ch2-cyclopentane
calculate the nuclear binding energy per nucleon in 6 sig figs,also in joules. 7. For 129Xe, calculate the nuclear binding energy per nucleon in 7 sig.figs also in joules per nucleon.
a gaseous mixture of and contains 38.8 nitrogen by mass. what is the partial pressure of oxygen in the mixture if the
Presuming the sun can be approximately described as a black body find the surface temperature of the sun if an emitted energy density vs. wavelength plot exhibits a maximum at 500 nm. Explain what is the color of light of wavelength 500nm
A sample of nitrogen of mass 3.12 g at 23 C is allowed to expand reversibly and adiabatically from 400 cm^3 to 2 dm^3
1.56 g of a gas dissolves in 2.00 L of water at a pressure of 1.75 atm. At what pressure will 2.00 g of the gas dissolve in 2.00 L of water if the temperature remains constant?
To what temperature must the specimen be heated and how much Sn should be mixed to the 1.5-kilograms specimen at the temperature of twenty five degree celsius to achieve this state?
Complete and balance the equation for this reaction in basic solution. Phases are optional.
Explain why one mole of potassium nitrate in a liter of water has a higher melting point than one mole of aluminum nitrate in a liter of
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