NO - Agriculture and industrial activities
FG - Industrial processes
CO - Burning fossil fuels
ME - Production of oil and natural gas
I think the nurse should not allow the parents to do their crying and yelling or exclude them until the anxious child has calmed down as the child cannot deal with her/his pain as long she/he is stressed out by the parents behaviour.
Answer:
Changes can occur to physical properties of a substance, but the chemical composition of the substance remains the same.
PH = - log [H+]
Transpose and solve for H+
3 = - log [H+]
H + =

= 0.001 M
The seeds she planted in the mud grew quicker because the mud is holding nutrition for the corn. The soil is a good guess to make, but the mud is more dense and moist. The water wouldn't have had more nutrients than the mud, just because the mud holds breakdown matter and other things from other plants.