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!
A solution is prepared by dissolving 13.4 g ammonium sulfate in enough water to make 100.0 mL of stock solution. A 12.00 mL sample of this stock solution is added to 57.00 mL of water. Calculate the concentration of ammonium ions and sulfate ions in the final solution.
What is the frequency of a photon emitted from a hydrogen atom when an electron makes a transition
The enzyme, carbonic anhydrase, is a large zinc-containing protein with a molar mass of 3.00 × 104 g/mol. Zn is 0.218% by mass of the protein.
Which sample contains the largest number of molecules?
A 3.00-L flask is filled with gaseous ammonia,NH3 . The gas pressure measured at 20.0 deg C is 2.05 atm . Assuming ideal gas behavior, how many grams of ammonia are in the flask?
A flask contains 0.180 of liquid bromine,. Determine the number of bromine molecules present in the flask.
how many calories are used to heat a 50g sample of water from 8.1 degrees celius to 27.4 degrees celcius?
When 20 mL of a 120 mL stock solution containing 2 M BaF2 is diluted to 80 mL, what is the concentration of F- in the new solution.
a ball is thrown verticall downward with an initial speed 11.3 m from a roof of a building 39.0m above the ground .how long doest it take to reach the ground? what is its speed of impact?
How many grams of water can be cooled from 37 C to 20 C by the evaporation of 45 gm of water?
The pressure in an engine cylinder increases from 7.6 atm to 13 atm as the gas is compressed from 0.50 L to 0.10 L. What is the expected cylinder temperature if the gas was initially 15°C?
A certain gas has a volume of 200 dm3 at 27oC and 2 atmospheres of pressure. What is its volume at STP?
When the following equation is balanced properly under acidic conditions, what are the coefficients of the species shown?
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