a catalyst is a substance that speeds up a chemical reaction but is unchanged at the end of the reaction. in which part do you think a catalyst was used? what evidence supports your claim?

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

In the experiment you asked to react hydrochloric acid and with sodium hydroxide. when measuring the volume of the reactants, which instrument would give the greatest precision.