Caffeine (c8h10n4o2) is a weak base with a kb value of 4 x 10-4. The ph of a 0. 01 m solution of caffeine is in the range of

Solve this problem e=0+4m+p/6 (i also need to know what they are asking)

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

Onstruct the grouped frequency table for the following data. 1, 1, 1, 1, 2, 2, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9