Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Problem- Calculate the mass of ethylene glycol (C2H6O2) that must be added to 1.00 kg of ethanol (C2H5OH) to reduce its vapor pressure by 9.00torr at 35oC. The vapor pressure of pure ethanol at 35oC is 1.00o102 torr.
I desire you to clarify the chemistry in this above problem.
Rank the enthalpy of solution from most exothermic to most endothermic. To rank items as equivalent, overlap them.
a compound with the empirical formula ch2o was found to have a molar mass between 89 and 91 g. what is the molecular
Using the following thermochemical equation, determine the amount of heat produced per kg of CO2 formed during the combustion of benzene (C6H6). 2 C6H6(l) + 15 O2(g) ? 12 CO2(g) + 6 H2O(g) ?H°rxn = -6278 kJ
A 100 g sample of an unknown liquid absorbs 2000 J of heat energy, raising the liquid's temperature from 50 ?C to 70 ?C .What is the speci?c heat capacity of this liquid.
Calcium concentrations in solutions may be determined by a complex-forming reaction with EDTA. The reaction takes place between Ca2+ and EDTA4- with a formation constant of 4.5 x1010.
A unit cell for a compound of copper and gold, determine the formula for the compound. Show all work / calculation in determing this formula.
Without a catalyst, a different reaction predominates: 4NH3(g) + 3O2(g) ? 2N2(g) + 6H2O(g) When 0.0230 mol gaseous NH3 and 0.0250 mol gaseous O2 are placed in a 1.00 L container at a certain temperature, the N2 concentration at equilibrium is 2.20..
How many photons are required to heat 235 mL of coffee from 25.0 C to 62.0 C? Assume that the coffee has the same density, 0.997g/mol , and specific heat capacity, 4.184 J?g*K, as water over this temperature range.
What is the highest energy transition state for the hydration of 1-methylcyclohexene withpartial bonds
If another sample of the same compound is decomposed and found to contain 8.46 g of oxygen, how many g of carbon must it contain?
For instance it is utilized to make the refrigerant carbon tetrafluoride CF4 via the reaction 2COF2(g)?CO2(g)+CF4(g), Kc=5.10 If only COF2 is present initially at a concentration of 2.00 M, explain what concentration of COF2 remains at equilibrium
in order to make a solution that i s0.030 M in Cu SO4 what volume of the above solution should be diluted to 5.00 mL with water?
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd