Answers: 1
Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
Answers: 1
Chemistry, 22.06.2019 10:50
A100 kmol/h stream that is 97 mole% carbon tetrachloride (ccl4) and 3% carbon disulfide (cs2) is to be recovered from the bottom of a distillation column. the feed to the column is 16 mole% cs2 and 84% ccl4, and 2% of the ccl4 entering the column is contained in the overhead stream leaving the top of the column. calculate the mass and mole fractions of ccl4 in the overhead stream, and determine the molar flow rates of ccl4 and cs2 in the overhead and feed streams. 12. mw_ccla- 153.82; mw_cs2-76.14.
Answers: 3
Chemistry, 23.06.2019 00:30
Titration reveals that 11.6 ml of 3.0m sulfuric acid are required to neutralize the sodium hydroxide in 25.00ml of naoh solution. what is the molarity of the naoh solution?
Answers: 1
Chemistry, 23.06.2019 02:00
The plant food contains nh4)3po4 what tests would you run to verify the presence of the nh4 ion and the po4 ion
Answers: 2
What are 3 ways cations are useful ?...
Biology, 07.03.2020 05:12
Computers and Technology, 07.03.2020 05:12
Biology, 07.03.2020 05:13
Computers and Technology, 07.03.2020 05:13
Mathematics, 07.03.2020 05:13
Computers and Technology, 07.03.2020 05:13