2. Many rings and other jewelry are made of gold. Gold can be found on the periodic table as Au. It has a melting point of 1337K and a boiling point of 3234K. What is gold classified as? A. An element B. A Compound
C. A Homogenous Mixture D. A Heterogeneous Mixture

A. An element.

As long as it's on the periodic table, it's always an element.

A compound is made up of two or more elements in a chemical reaction, resulting in covenant and/or ionic bonds.

A homogenous mixture (a solution) is a combination of two or more elements physically without causing a reaction (like salt water or applejuice).

Heterogeneous mixtures are physical combinations that mix but don't appear uniform (think of cereal in milk.)

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.

the answer is a and have a great day