What is the percent yield of lithium hydroxide from a reaction of 7.40 g of lithium with 10.2 g of water? The actual yield was measured to be 12.1 g. 2Li(s) + 2H2O(l) = 2LiOH(aq) + H2(g)
Select one:
a. 72.5%
b. 53.1%
c. 89.3%
d. 47.4%

Gymnast always perform on padded mats. how does the mats protect the gymnast

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

What are the similarities of physical and chemical change ?