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!
Cryolite, Na3AlF6(s) an ore utilized in the production of aluminum, can be synthesized utilizing aluminum oxide. Balance the equation.
Al2 O3(s) + NaOH(l) +HF(g) -> Na3 AlF6 + H2O(g)
a.) If 12.6 kilograms of Al2O3(s) 51.4 kilograms of NaOH(l) as well as 51.4 kilograms of HF(g) react completely, explain how many kilograms of cryolite will be produced?
b.) Which reactants will be in excess?
c.) Explain what is the total mass of the excess reactants left over after the reaction is complete?
calculate the molarity of a solution of glycerol made by dissolving 34.000 ml glycerol at 15 c in enough water to make
The present limit of detection of THC in urine is 20 nangrams (1 nanogram =1*10^-9) per milliliter of urine (1milliliter = 1ML=1*10^-3L). Calculate the molarity of the solution at the limet of dection. Molecular weight of THC is 315 g/mol.
Assuming gasoline is 89.0% isooctane, with a density of 0.692 g/mL, what is the theoretical yield (in grams) of CO2 produced by the combustion of 1.56 x 1010 gallons of gasoline
degree C is mixed with 35.2 g/mL of water (density = 1.0 g/mL) initially at 24.4 degree C in an insulated beaker. Assuming that no heat is lost, what is the final temperature of the mixture?
Calculate Q,W and delta U for the conversion of 1 mole of liquid water to steam at T = 100C and P = 1 atm. The heat of vaporization of water is 9720 cal/mol.
A stereoselective reaction is a reaction that yields predominantly or exclusively one stereoisomer when two or more stereoisomers are possible. What reaction is stereospecific but not stereoselective
What is the solubility of M(OH)2 in pure water. B. What is the solubility of M(OH)2 in a .202 M solution of M(NO3)2? Ksp=5.45E-18
a steel sphere with a diameter of 10 cm is to he hardened by first heating it to a uniform temperature of 900 oc and
Titration of sodium carbonate with HCl to the methyl orange end point involves the reaction of 1 mole of Na2CO3 with 2 moles of HCl. Write the balanced chemical equation in a.
when h2g reacts with c2h4g to form c2h6g 137 kj of energy are evolved for each mole of h2g that reacts.write a balanced
You found that pH=pKa=4.2 when 12.50 mL of NaOH hadbeen added. The concentration of the sodium hydroxide was 0.500M. Calculate the initial percent dissociation of the acidsample.
A gas misture containing oxygen, nitrogen, and helium is trapped inside a vessel and exerts a total pressure of 925 torr. If the partial pressures of oxygen is 425 torr and helium is 75 torr, what is the partial pressure of nitrogen
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