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How much heat in is evolved or absorbed in the reaction of 2.28 grams of sodium ( Na) with water( H2O), express your answer in kilocalories?
Determine how many ml of C3H7OH (isopropyl alcohol) are in a 1pt container? rubbing alcohol is 73% ispropyl alcohol by volume.
Determine the acid content of the vinegar as wt % CH3COOH, acetic acid
Specific rotation of α and β -D-glucose - Determine the percentage of each anomer at equilibrium.
Guesstimate the extent of the dipole moment of H 2 O in Debye units, treating H 2 O as three point charges. suppose the O-H distance = 1.00 A, angle H-O-H =104°. The
Compute the pH if NaOH solution of the 10.00 mL has been mixed. pKa of HCOOH = 3.74
What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?
If one mole of ATP yields 7 kcal of energy, how much energy would be available from the anaerobic catabolism of 270 g of glucose (C6H12O6)? Show your work.
what must be happened to the extent of interaction for a much longer hydrocarbon chain like cetane (for example) while Considering that octane molecules are hydrocarbon chains?
A mixture of CO2 and N2 gases has an experiment density of 21922 mol/m3 at T=225K and Pressure= 68.759 MPa and Z=1.67661. What is density of this mixture of gases in mol/m3 by Peng-Robinson equation of state? (Mole fraction of Co2= 10.56%)
Write down the product for the reaction; Butane (forward and backward reaction)in the presence of Aluminium bromide and HBr at the temperature of 27 degree celcius/
Phosphorus is combined with chlorine to give PClz a gaseous compound .calculate the value of z If you start with 2.097g of P and isolate 9.298g of PCLz .
Using a sample of a compound containing only oxygen and chlorine reacts with an excess of H2 gas to give 0.206 g water and 0.278 g HCl . ClxOy in presence of H2 (g) → HCl + H2O all the oxygen
Find out the concentration of this solution 1) in m (molality), 2) XHX (mole fraction of HX), 3)% w/w (percent by mass) if solvent in this solution is H 2 O. ?
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