What type of bonding is used or magnesium chloride?

You can prevent foodborne illness by

An automobile gasoline tank holds 22 kg of gasoline. When the gasoline burns, 86 kg of oxygen is consumed and carbon dioxide and water are produced. What is the total combined mass of carbon dioxide and water produced?

An isotope of oxygen has an atomic number of 8 and an atomic weight of 18. how many neutrons does it have

In a chemical reaction, the difference between the potential energy of the products and the potential energy of the reactants is defined as the (1) activation energy (2) ionization energy (3) heat of reaction (4) heat of vaporization

Which statement describes a change that occurs during a chemical reaction? A. Atoms in the original substances are arranged in a different way to make new substances. B.

Which is a cause of desertification? A. farming B. creating reservoirs C. overgrazing D. driving motor vehicles

What happens when the threat of exposure to dirty air is reduced in a community? There is enough oxygen available for people's lungs to function normally The amount of indoor air pollutants released during a fossil fuel burn decreases There is a

Is chicken noodle soup an element, a compound, a homogeneous mixture, or a heterogeneous mixture?

How is the amount of sunlight affect the makeup of an ecosystem

How many moles are in 65 g of carbon dioxide (CO2) ?