The chemical formula of oxygen is o2 that means it is a single compound or molecule gas? It is pure substance or mixture?

Which has the greater EN: Cl or Al?

Maple syrup, which comes from the sap of maple trees, is a mixture of water and natural sugars. It's a clear, brown liquid. It's homogeneous, and the sugars cannot be separated by filtration or centrifuge. What type of mixture is it? A. suspension B.

Where would you find synthetic elements on the periodic table

Escriba las fórmulas de los siguientes compuestos iónicos: A) óxido de sodio B) sulfuro de hierro (que contenga el ion Fe 2+) C) Sulfato de cobalto (que contenga los iones Co 3 + y SO 2 - (arriba) y 4 (abajo) D) Fluoruro de bario Ayúdenme, por favor!

Which is denser, isopropyll alcohol (rubbing alchohol) or water?

Which statement correctly describes the interaction between magnetic poles? North and south poles attract each other. North and south poles repel each other. Two north poles will attract each other. Two south poles will attract each other.

You are measuring the mass of various shapes objecys and identifying their shaped ypu then record the qualitative and quanatitave data in a table is qualitataive wnd which is quatitaive

A positively charged wire is attracted to a negatively charged piece of metal. What force causes this?

Two identical atoms from Area B bond together. What type of bond will they most likely form A. Electrostatic B. Metallic C. Ionic D. Covalent

Which would be the best way to represent the concentration of a 1.75 M K2CrO4 solution? 1.75% K2CrO4 [K2CrO4] (K2CrO4) K2CrO4, [M] = 1.75