all of the above
the electrons add to the weight ALL THE ABOVE
Oranges contain a variety of chemical elements, with the most abundant being carbon, hydrogen, and oxygen. They also contain smaller amounts of minerals such as potassium, calcium, and magnesium. Additionally, oranges contain trace amounts of elements such as iron, zinc, and copper.
It's very likely. In fact, it's like that our bodies contain miniscule amounts of all of the elements.
Because copper is considered an element, and because elements do not include other elements, copper only contains copper.
No more than anything else. Almost all matter you encounter will contain small amounts of radioactive elements or isotopes. Granitic magma can contain small amounts of uranium, but not enough to pose any immediate danger. However, areas built on granitic bedrock can face a potential danger from radon.
Laterite soils contain high amounts of iron and aluminum oxides. These soils are rich in iron due to the weathering process that removes other elements, leaving behind iron-rich compounds. This high iron content gives laterite soils their characteristic reddish-brown color.
Ocean water contain important amounts of chlorides of Na, Mg, K, Ca, minor amounts of other elements and insoluble impurities of inorganic/organic origin.
Coal is not inherently radioactive, but it can contain trace amounts of radioactive elements such as uranium and thorium. These elements can release radiation when coal is burned, potentially contributing to environmental and health concerns.
Air contains approximately 78% nitrogen, 21% oxygen and the final 1% is made up of argon, carbon dioxide and trace amounts of other gases. There is a possibility that air could also contain many bacteria and viruses from humans sneezing.
Elements and atoms are related because elements contain only one type of atom.
All steels contain iron as the main elemental component. Other elements that are commonly present in varying amounts include carbon, manganese, and traces of elements such as sulfur, phosphorus, and silicon.
No, ruby is not magnetic because it does not contain any magnetic properties or elements within its structure. Ruby is a type of corundum that is composed of aluminum oxide with trace amounts of chromium responsible for its red color.