Jonah Is completing the table below what are the best headings for columns A And columns B? A. column A:Atoms ;column B:Mixtures

B columnA:molecules ;column B:atoms

C. column A:elements ;column B: compounds

D column A :Atoms ; column B:Elements

Calculate the amount of heat produced when 18000 coulombs of charge is transferred in one hour through a potential difference of 50v

In all trials, the magnitude of the final velocity for g1 + g2 was less than the magnitude of any initial velocity. as mass increased, what happened to the velocity? the velocity decreased. the velocity increased. the velocity of g1 + g2 could not be measured. the velocity was not affected by the mass increase.

1. how to locate the image in converging(concave) mirror and diverging (convex) mirror with salt. 2. how to locate the image in a converging (convex) lens and diverging (concave) lens with salt.