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and you must attribute OpenStax. David Collins Numerade Educator 01:14 Problem 2 homogeneous Physical properties may be observed without changing the chemical identities of the substances. This diagram shows just some of the interrelationships between chemistry and other fields. How many atoms is each sulfur atom bonded to? (b) physical 1. The combustion of most organic compounds produces carbon dioxide and water. This is the energy scale manifesting at the macroscopic level, such as in chemical reactions. (b) C12H22O11 - compound Water is composed of molecules that contain two different elements. Atoms and molecules are atomic scale (sometimes called nanoscale or molecular scale) objects. In a sample of an element, all of the particles (atoms) are the same element. Molecules in the gas phase show little interaction. In the liquid phase the molecular forces are weaker than in a solid. Macroscopic versus microscopic properties - Department of Education and An element cannot be separated into simpler substances by ordinary chemical means. How many atoms make up a ring? Classify each of the following pure substances as either an element or a compound: Chemistry is a science based on observation and experimentation. This is typical of metallic elements. Is this a pure substance or a mixture? Identify pure substances and mixtures. 1. (c) O3 - element A macroscopic position could be considered the "big picture". Now examine tin, Sn. k. macroscopic l. microscopic m. particulate n. particulate o. macroscopic. Particulate matter is the sum of all solid and liquid particles suspended in air many of which are hazardous. Molecules are really, really small. A hundred times larger is two orders of magnitude. yes Classify each of the following as either macroscopic-scale objects or atomic-scale objects. crystals of two different minerals Diamond is made of a single element with a single, consistent structure. l. Red Blood Cells Chapter 1, Problem 4E | bartleby