In the energy diagram, which number represents the activation energy of the forward reaction?

a (1)
b (2)
c (3)
d (4)

If 10.0 ml of the solution on the right are withdrawn from the 100 ml beaker and diluted again in a similar manner, what is the new concentration? m nacl

Using complete sentences, explain how to predict the products and balance the reaction between sulfuric acid and potassium hydroxide.

In france, grapes are 1.95 euros per kilogram. what is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)