Describe how the metal probably increases the
reaction rate, identify whether this is an example
of homogeneous or heterogeneous catalysis, and
explain how you know.
the hydrogenation of unsaturated hydrocarbons is
an important industrial process. precious metals,
such as platinum and palladium, can greatly
increase the rate of this reaction. during this
process, the gaseous reactants are pumped
across a layer of metal powder. an example of this
process is shown below.
(1)
(2)
(3) cá
done

What are the percent by mass of copper in penny lab

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Why are the trends and exceptions to the trends in ionization energy observed?