Motion of Two Joggers 1,600
1,400
1,200
1,000
Distance (m)
800
600
Kathy
Rachel
400
200
0
0
1
4
6
7.
8
9
10
2 3
5
Time (min)
What two variables are plotted in the graph?
16.

I think it's 1,600

Hope this helps

the enthalpy of formation of water is given as -285.8kj/mol, which states that the enthalpy of formation is negative.

negative enthalpy of formation indicates that the heat is released during the reaction process. the heat is released from reaction to the surroundings the enthalpy is expressed with a negative sign with the energy given out in the reaction process.

the formation of water takes place by giving out heat which is -285.8 kj/mol.

може ли да зареждате повече информация, моля