Which would slow down a reaction that is occurring in a solution at 25 degrees Celcius?

Question 11 options:

increase the air pressure above the solution

add a catalyst

put the solution over ice

add 10mL of water at 30 degree Celcius

What is the history of coronium

Why did the british need this money from the taxes they were collecting

What is the systematic name of mg (no3) 2

How many atoms are in 2.0 mole of C6H12O6

An example of a fixed cell is a/an

If a fast moving car making a loud noise approaches and moves past the person what will happen as the distance between the two increases?

Which of the following would be an example of a trophic relationship? Select all that apply. photosynthetic plankton respiring oxygen into the ocean small marine life feeding on the algae and plankton that have descended to the ocean floor a

Fumaric acid is an organic compound composed of 41.39%, 3.47%, and the rest oxygen. If 0.288 mol of fumaric acid has a mass of 33.4 g, what are the empirical and molecular fomulas of fumaric acid

What is an isotope? Give an example of an element with isotopes.

Consider the reaction between liquid water and aqueous magnesium nitride to form solid magnesium oxide and ammonia gas. If magnesium nitride is present in excess, how many moles of water are needed to form 9.17*1023 ammonia molecules?