How can a chemical reaction be sped up? Select from the drop-down menu to correctly complete the statement.
Pack in more of the reactant to increase the .
A) Catalyst
B) Concentration
C) Surface Area
D) Temperature

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?

Why is permeable soil best for plants that need a lot of drainage?

How is the shape of the poem “peer” connected to its meaning?