When analyzed by tlc, a compound exhibited an rf value of 0.48 when diethyl ether was utilized as the developing solvent. in this analysis the solvent was allowed to travel a distance of 7.8 cm up the plate. if the solvent had been allowed to travel 11.3 cm up the plate how high up the plate would the compound have traveled?

Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next

Complete each row of the table below by filling in the missing prefix or missing exponent.

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors