What is the order of kinetics in the SN1 mechanism ?
What is the order of kinetics in the SN1 mechanism ?
A. Zero
B. First
C. Second
D. Third
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ppm means________________?
ppm means________________?A. parts of solute in 1000 parts of solvent
B. parts of solvent in 1000 parts of solute
C. parts of solute in one million parts of solution
D. parts of solvent in one million parts of soluteOnly London dispersion forces are present among the_________________?
Only London dispersion forces are present among the_________________?A. Molecules of water in liquid state
B. Atoms of helium in gaseous state at high temperature
C. Molecules of hydrogen chloride gas
D. Molecules of solid iodineHow many moles are in 22.2 grams of Calcium chloride, CaCl2?
How many moles are in 22.2 grams of Calcium chloride, CaCl2?A. 0.2 moles
B. 0.3 moles
C. 0.4 moles
D. 0.5 molesFormaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?
Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?A. Nylon 66
B. urotroe
C. Aniline formaldehyde plastic
D. BakeliteWhich of the following is solid?
Which of the following is solid?A. Water
B. Stone
C. Both
D. NoneWhen 0.01 moles of NaOH are added to a buffer solution, its PH changes from 4.745 to 4.832. What is its?
When 0.01 moles of NaOH are added to a buffer solution, its PH changes from 4.745 to 4.832. What is its?A. 0.115
B. 0.900
C. 0.015
D. 0.215