2.Dinitrogen tetrafluoride N2F4, can be produced by the reaction NH3 with
F2
2NH3(g) + 5F2(g) N2F4(g) + 6HF(g)
a. If 4.00 g of NH3 and 14.0 g of F2 are
allowed to react. Which is the limiting
reagent?
b. How many grams of N2F4 and HF are
produced?

An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.