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!
The empty bulb is filled with water as well as weighed. The water- filled bulb has a mass of 268.63 g at a temperature of 25.00C. Explain the density of water at 25.00C is 0.9970 g/mL. Utilize the mass of the empty bulb as well as this data to show that the volume of the bulb is 200.8 mL.
A sample of sodium reacts completely with 0.142 of chlorine, forming 234 of sodium chloride. What mass of sodium reacted?
A 500mL solution contains 1.68g NH3 and 4.05g (NH4)2SO4. How many mL of 12M HCl is needed to change the pH to 9.00?
in the procedure for determining the fragrances it suggests that the organic layer dropped onto the watch glass should
0.75g of hydrogen chloride is dissolved in water to make 2.5L of solution. What is the pH of the resulting hydrochloric acid solution.
This leaves the aspartic acid amine group and the side chain carboxylic acid functional group of aspartic acid. Therefore aspartame will have an isoelectric point at a pH between the pKa values of these functional groups
the acid-dissociation constant for hypochlorous acid hclo is 3.0 x 10- 8. calculate the concentration of h3o at
a) write a balanced equation for the reation. b) When 46.0 g of KClO3 is heated, 12.1 g of O2 is formed. How many grams of KCl is also formed? c) What is the percent yield of O2 for the reaction
What mass of precipitate will form if 1.50L of concentrated Pb(ClO3)2 is mixed with 0.250L of 0.290 M Nal?
when 5mls of 0.05m ch3cooh is allowed to react with 1.5mls of 0.05m koh. the ph is found to be 4.43.using the
The vapor pressure of ethanol is 10. torr at -2.3 degrees celsius and 40. torr at 19 degrees celsius.
Your instructions should include the volumes of the solutions required. (1b) (4 marks) What is the buffer capacity of the resulting solution
Determine the boiling point of a solution of 72.4 g of glycerol dissolved in 122.5 g of 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