Which reaction is an example of heterogeneous catalysis? A) Ethene gas reacts with hydrogen gas by using a nickel catalyst.
B) Hydrogen peroxide decomposes by using an aqueous iodide ion catalyst.
C) Formic acid decomposes by using an acidic catalyst.
D) Sulfur dioxide gas is converted to sulfur trioxide gas by using nitrogen chloride gas.

What is the empirical formula of vanadium 1 oxide given that 20.38 grams of vandium combines with oxygen to form 23.58 grams of the oxide

Why do cells appear different in distilled water than they do in 10% salt water?

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car