London dispersion forces are (permanent, temporary) while dipole-dipole forces are (permanent, temporary)

4nh3+5o2--> 4no+6h20what is the total number of moles of h2o produced when 12 mole of nh3 is completely consumed?

Can you guys me with question no. 5!

This line graph compares the growth of plants that were kept in the sun for different amounts of time.a)  on day 7, the plants kept in the sun for 3 hours were how tall? b)  on day 7, the plants kept in the sun for 6 hours were how tall? c)    on day 10, the plants kept in the sun for 9 hours were how tall? d)  on day 11, the plant that was grown with 1 hour of sunlight was how tall? e)  based on the graph, the plant grows best in what amount of sunlight?