Give the number of total electron groups, the number of bonding groups, and the number of lone pairs for geometry (a)

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

If your not fit to drive you have a responsibility to

Why did the following change occur? the snow that covered the ground all winter began to melt tempatures rose and flowers started to bloom