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Chemistry
| Question | Answer |
|---|---|
| The branch of science that deals with matter, how it interacts, combines and changes: | Chemistry |
| The branch of chemistry that deals with living things (current or past) and contain the element carbon: | Organic chemistry |
| The element that distinguishes a living being from a non living being: | Carbon |
| Matter is a substance that: | Occupies space |
| Anything that occupies space: | Matter |
| The basic forms of matter are: | Solid, liquid and gas |
| Something that has a definite weight, volume and shape is a: | Solid |
| The simplest form of matter that cannot be broken down further without losing its identity: | Elements |
| Elements are made up of: | Atoms |
| Atoms are the basic unit of a/an: | Elements |
| Atoms have three parts: | Protons, electrons and neutrons |
| A group of atoms chemically bonded together is a/an: | Molecule |
| The changing of matter where a it loses its identity and becomes something different: | Chemical change |
| PH stands for: | Potential Hydrogen |
| If a solution has more hydrogen ions than hydroxide ions it is: | Acid |
| Acid solutions have a pH of: | 0-6.9 |
| On the pH scale 7.1 to 14 indicates a solution is: | Alkaline |
| Acid balanced means the solution is balanced between this range: | 4.4-5.5 |
| Neutral on the pH scale is represented by what number: | 7 |
| Another term for an alkaline solution is a: | Base |
| In order to neutralize an alkaline solution you would add a/an: | Acid solution |
| The pH scale is a: | Logarithmic scale |
| Pure water is considered to be: | Neutral |
| A stable mixture where the solute is uniformly dispersed in a solvent: | Solution |
| A substance capable of dissolving another substance is called a/an: | Solvent |
| If a mixture does not separate upon standing, it is probably a/an: | Solution |
| An unstable, temporary mixture, that will separate over time: | Suspension |
| Two or more liquids that can be mixed together and stay mixed are said to be: | Miscible |
| Two immiscible items that are held together with a binder: | Emulsion |
| A gum-like substance that helps unite two unmixable particles is called a/an: | Emulsifier |
| The product used to bind or emulsify oil and water to create an emulsion: | Surfactant |
| The two parts surfactant is the oil-loving end and the: | Hydrophilic end |
| Chemically treated water is referred to as: | Soft water |
| Most abundant of all substance or material in the body: | Water |
| A compound that reduces surface tension and increases the product's spreadability: | Surfactant |
Created by:
dayanacorona