Chemistry, 13.05.2021 01:00 lexigarwood
Help please
The four rows of data below show the boiling points for a solution with no solute, sucrose (C12H22O11), sodium chloride (NaCl), and calcium chloride (CaCl2) (not in that order). Which boiling point corresponds to calcium chloride?
Data table
A. 101.53° C
B. 100.00° C
C. 101.02° C
D. 100.51° C
Which of the following solutions will have the lowest freezing point?
A. 1.0 mol/kg sucrose (C12H22O11)
B. 1.0 mol/kg lithium chloride (LiCl)
C. 1.0 mol/kg sodium phosphide (Na3P)
D. 1.0 mol/kg magnesium fluoride (MgF2)
Which of the following compounds will be most effective in melting the ice on the roads when the air temperature is below zero?
A. sodium iodide (NaI)
B. magnesium sulfate (MgSO4)
C. potassium bromide (KBr)
D. All will be equally effective.
Four different solutions have the following vapor pressures at 100°C. Which solution will have the greatest boiling point?
A. 98.7 kPa
B. 96.3 kPa
C. 101.3 kPa
D. 100.2 kPa
Four different solutions have the following boiling points. Which boiling point corresponds to a solution with the lowest freezing point?
A. 101.2°C
B. 105.9°C
C. 102.7°C
D. 108.1°C
Answers: 1
Chemistry, 21.06.2019 19:30, haybaby312oxdjli
Water molecules have a strong attraction to each other because of hydrogen bonding, allowing water to move against gravity up a plant's stem through capillary action. true false
Answers: 2
Help please
The four rows of data below show the boiling points for a solution with no solute, sucr...
Physics, 26.08.2019 05:00
Mathematics, 26.08.2019 05:00
Chemistry, 26.08.2019 05:00
History, 26.08.2019 05:00