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!
If 77.0 mL of hydrogen gas is collected over water at 50.0 degrees celsuis and 763 mm Hg, what is the volume of dry gas at standard conditions? The vapor pressure of water is 92.5mm Hg at 50.0 degrees celsuis .
At 25C, H2O2 decomposes according to the following equation. 2H2O2(aq) => 2H2O (l) + O2(g) .55V
Phosphorous acid, is an important compound in industry and agriculture, H3PO3(aq), is a diprotic oxyacid .determine the pH for each of the following points in the titration of 50.0 mL of a 1.5 M H3PO3(aq) with 1.5 M KOH(aq).
Standard Enthalpies of Formation: acetic and AB2 = - 25.65 kCal/ mole,A++ = -8.65 k Cal/ mole,Temperature = 10 Degree Celsius determine pK,
how many grams of KO2 are needed to produce 885.0 L of O2 at 22.0 degrees Celsius and 1.00 atm
A 24.9 mL volume of HCl reacts completely with 55.0 mL of aqueous Na2CO3. The reaction is as follows: 2HCl (aq)+ Na2CO3(aq) ->CO2(g)+H2O(l)+2NaCl(aq) The volume of CO2 formed is 141 mL at 27°C and 742 mmHg.
calculate the heat released when 166g of water at 23 degrees celcius is converted to ice at negative 10 degrees celcius
Graphite is the crystalline form of carbon used in lead pencils. How many moles of carbon are there in 305 mg of graphite? (b) Manganese (Mn) is a transition element essential for the growth of bones.
Give the structure that corresponds to the following molecular formula and 1H NMR spectrum:
Hemoglobin has a mass of about 67,000 g/mol. It is 0.3335% iron by mass. How many iron atoms are in a molecule of hemoglobin?
A hypothetical metal has a face-centered cubic unit cell and a density of 6.12 g/cm3. The molar mass of the metal is 143.2 g/mol. What is the atomic radius of this metal?
What volume of a concentrated { HCl} solution, which is 36.0% { HCl} by mass and has a density of 1.179 {g/mL}, should be used to make 5.30L of an {HCl} solution with a {pH} of 1.7.
The solubility of a gas is 0.34 g/L at STP. What is its solubility at a pressure of 0.80 atm and the same temperature?
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