4. write “heat” on either the left or right side of this equation, based upon observations from the addition and removal of heat in steps 3 and 4, respectively, and the corresponding shifts in equilibrium.

If football was tossed in air without gravity or friction the ball would go into space

The answer is a.  i hope this

There is no graph to look at on here, but i shall explain them to you. a line graph is just in its title it’s a graph with a line running through the dots to show an increase or decrease. a bar graph is used to show how much or how little something is so a comparison. a scatter plot is used to graph points to tell the data. and i don’t know what a histogram is.