Acatalyst works by
lowering the activation energy barrier
changing the particle size of the reactants
changing the temperature of the reactants
shifting the equilibrium position toward the products

Which produce would best increase the amount of heat energy that is actually gained by calorimeter b

How many atoms are there in 5.70 mol of mg

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.