A) Write a balanced equation for the following reaction: Solid magnesium and oxygen gas react to form solid magnesium oxide. B) Find the limiting reagent if 0.823 moles of magnesium and 0.625 moles of oxygen gas react according to the equation above. Show your work.

9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water

How have the greenhouse gasses increased from the year 2000 to 2018

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next