What is the most common type of mining in Iowa?

Which type of fertilization and development is exhibited by birds and many reptiles?

Calculate the yield of NH3 in liters at STP, if you react 112 L of N2 with 134.4 L of H2, given the reaction: N2 + 3 H2 - -> 2 NH3 How many moles of N2 are given?

Properties Shared by Metalloids and Nonmetals 1. both include solids 2. (i only need one cause i have one property already.)

Select the correct answer from each drop-down menu. Describe an oxidation-reduction reaction. In an oxidation-reduction reaction, oxidation is what happens when a reactant___. Reduction occurs when a reactant ___ in the reaction.

A gold atom is a sphere with a diameter of 272 pm and a mass of 3.27 x 10-13 ng. Calculate the density of one gold atom (in g/cm3). Note the Vsphere = 4/3 π r3.

You are given a clear solution of KNO3. Using 3-4 sentences explain how you would determine if the solution is unsaturated, saturated, or supersaturated

Which element combination (s) would result in electrons being shared? [] sodium (Na) and oxygen (O) [] carbon (C) and fluorine (F) [] oxygen (O) and hydrogen (H) [] aluminum (Al) and chlorine (Cl)

If you start with 4 moles of iron and 3 moles of oxygen to produce iron oxide, what is the limiting reagent? (You will need to balance the equation first.) Fe + O2 - > Fe2O3

Is burning wood a physical change

A gas is located inside a closed container. if the gas is allowed to occupy more volume inside the container, what will happen to the pressure? (note: there is no gas added to the container.)