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!
Question- When a 5.00-g sample of RbBr is dissolved in water in a calorimeter that has a total heat capacity of 2.283 kJ•Kâ€"1, the temperature decreases by 0.290 K.
1) Calculate the molar heat of solution of RbBr.
Solve the above problem and provide steps with explanation
calculate the stoichiometric air-fuel ratio of a fuel blend containing 80 vol.% ethanol and 20 vol.% gasoline
Tooth enamel in mainly hydroxyapatite, Ca10(PO4)6(OH)2. If 1.117g of tooth enamel reacts with acid to give 1.111g of calcium chloride, what is the percentage of hydroxyapatite in the tooth enamel sample
a hydrocarbon with an empirical formula CH2 has a density of 1.88 grams per liter at 0 degress C and 1 atm. What is a possible formula for the hydrocarbon?
A photomultiplier is being used to detect 770 nm infrared photons from the excitation of potassium. These photons impinge on a 2 cm square cesium metal surface inside the photomultipler, there is enough energy to release electrons from this metal...
Find the volume (mL) and pH of 0.0588 M KOH needed to reach the equivalence point(s) in titrations of the following.
What are the [H3O+] and the pH of a benzoic acid- benzoate buffer that consists of .32 m C6H5COOH and .12 M C6H5COONa. (Ka= 6.3 x 10^-5)
a gas-filled balloon having a volume of 2.50 l at 1.2 bar and 25degc is allowed to rise to the stratosphere about 30 km
the freezing point (5.5 C) and boiling point (80.1 C) of benzene and the temperature difference between these points was divided into 50 units (called X), what would be the freezing and boiling points of water in X
A balloon filled with 39.1 mol of He gas has a volume of 875 L at 0.0 degrees Celsius and 1.00 atm. The temperature is increased to 38.0 degrees Celsius as the balloon expands to 998 L at constant pressure. Calculate delta E for the He sample. C H..
calculate the heat released when 3.89 l of cl2g with a density of 1.88 gl reacts with an excess of sodium metal at
Acetone (C3H6O) burns with oxygen producing carbon dioxide and water only. Solid calcium nitrite is decomposed by heating, producing calcium oxide, nitrogen monoxide and nitrogen dioxide
A flask is charged with 0.983 atm of N2O4 (g) as well as 0.752 atm NO2 (g) at 25 degrees C. Explain the equilibrium reaction is N2O4 (g) arrow pointing in both directions 2NO2 (g). After equilibrium is reached, the partial pressure of NO2 is 0.413..
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