What is the answer to p(8 and A)

Enter the missing numbers in the boxes to complete the table of equivalent ratios.time (min) distance (km)? 36 9? 1512 ?

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?