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The normal boiling point of methanol (CH3OH) is 64.7oC, and its molar enthalpy of vaporization is ?Hvap = 71.8 kJ/mol.
(a) When CH3OH(l) boils at its normal boiling point, does its entropy increase (+) or decrease (-)? Use the (+) or (-) in the box.
(b) What is the entropy change?
if a student have a soil with buffer ph of 6.7 and ph of 5.8 then determine how much dolomitic limeis an anhydrous
which solution can conduct an electrical current?
determine the number of moles of barium chlorate that can be prepared from 1.73 mol of chloric acid hclo3 and
Arsine (AsH3) has a vapor pressure is 35 Torr at -111.95?C and 253 Torr at -83.6 ?C. What is the normal boiling point of arsine.
tartaric acid is a substance that is often present in wines and preticipates from soultion as the wine ages. the
What is the complete and balanced equation for and please let me know if in any of them there is no reaction. KCl+PbCH3COO? CrBr2+AgNO3? NaOH+FeCl3
Write the mechanism for the conversion of acetic anhydride to sodium acetate on treatment with aqueous sodium hydroxide
Which pair is written with the first member having the higher boiling point?
Calculate the heat released when 1.95 L of Cl2(g) with a density of 1.88 g/L reacts with an excess of sodium metal at 25°C and 1 atm to form sodium chloride.
each square foot of lawn accumulates 1150 new snow flakes every minute, how much snow (in kilograms) accumulates on your lawn per hour? Assume an average snow flake has a mass of 1.80 mg.
Metallic chromium can be made by the electrolysis of molten CrCl3. What mass of Cr is formed by passing a current of 7.44 A through molten CrCl3 for 4.10 days? Use F = 96,500 C/mol for Faraday's constant.
you purchase a cup of coffee, but, at 98.4 degrees C, it is too hot. You add 45.5 g of ice that is -2.2 degrees C to the 248ml of coffee. What is the final temperature of the coffee?
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