Averages for Havana in August. The month of August can be unbearably hot in Havana. Visitors at this time of year are often there for one purpose and that is to swim in the incredibly warm waters of the Gulf of Mexico. As the midday heat descends upon the Cuban capital city, Havana, everyone heads to the water or inside to keep cool.
A compound can have properties different from its constituents,  as a new substance is formed when the constituents are chemically  combined.  The constituents of a compound can be separated only by  chemical methods.     Mixtures    Mixtures are impure substances.
Best Answer: Mixture-A physical blend of two or more substances that are NOT chemically combined. Compound-A substance that contains two or more elements CHEMICALLY combined in a fixed proportion. Compound is chemically combined, mixture is not chemically combined.Cake would be a compound because all of the ingredients are together to make batter you cannot see the individual components (eggs, flour, sugar, etc). compound is a combination of substances (usually elements) where the properties of the substances are changed. A mixture is a combination of substances where each substance retains their own properties.