During an endothermic reaction, H for the reactants was −200 kJ/mol. What range of values could the H for the products be for this reaction?

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

What is the mass of each element in a 324.8 sample of co2

One does not belong why? ice, gold ,wood ,diamond and table salt