Term
| any charecteristic of matter that can be observerved without changing the identity of the mateirial |
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Definition
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Term
| what do physical properties include |
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Definition
color shape smell taste mass volume density
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Term
| amount of mass in a given volume |
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Definition
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Term
| what is the formula for density |
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Definition
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Term
| what can density identify |
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Definition
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Term
| whether a substance is a solid liquid or gasat a particular temperature and pressure |
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Definition
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Term
| what are the two types of physical properties |
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Definition
| size dependent and size independent |
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Term
| what does size dependent properties consist of |
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Definition
| length width height volume and mass |
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Term
| what do sizeindependent properties consist of |
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Definition
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Term
| what can matter be classified as |
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Definition
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Term
| what has a sharp smell and sour taste |
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Definition
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Term
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Definition
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Term
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Definition
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Term
| what feels slippery and has a bitter taste |
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Definition
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Term
| what is the ph of the base |
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Definition
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Term
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Definition
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Term
| what does it mean to have a ph of exactly 7 |
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Definition
| its water and it is not either an acid or a base |
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Term
| charecteristic of something that allows it to change to something new |
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Definition
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Term
| what do chemical properties include |
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Definition
| flamability toxicity and the ability to react with oxygen |
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Term
| what is an example of a chemical property of reactivity |
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Definition
| when a half eaten apple turns brown in tha air |
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Term
| what has a lower reactivity than any other matals |
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Definition
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Term
| what compounds change the chemical property of pool water |
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Definition
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Term
| when water changes to more acidic what does it eliminate |
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Definition
| algae bacteria and insects |
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Term
| standing water without any chlorine can become a breeding ground for which insect |
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Definition
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Term
| what can make a pool unfit for swimming |
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Definition
| plants algae and bacteria |
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Term
| more acidic chlorinated pools can also irritate what for swimmers |
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Definition
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Term
| acids and bases both have chemical properties that make them both |
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Definition
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Term
| acids can also do what to living organisms |
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Definition
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Term
| tomato sauce reacts with what |
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Definition
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Term
| what can acid rain damage |
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Definition
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Term
| what is useful in industrys but burn skin |
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Definition
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Term
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Definition
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Term
| ammonia fumes can cause what |
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Definition
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Term
| compounds made of matals and nonmetals and that are formed when acids and bases react |
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Definition
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Term
| can be formed from a base of sodium hydroxide and hydrochloric acid |
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Definition
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Term
| what are useful salts that are used for batteries |
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Definition
| calcium carbonate or chalk and ammonia chloride |
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Term
| any change in size shape form or state where the identity of the matter stays the same |
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Definition
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Term
| what is an example of a physical change |
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Definition
| cutting a watermelon into slices |
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Term
| what is a common physical change |
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Definition
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Term
| wht are some changes in state |
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Definition
a.solid to liqiud/ice melting
b.liqiusdto solid/wter freezing
c.liqiud to gas/water boiling and creating steam
d.gas to liquid/water vopor condensing into water such as when dew forms |
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Term
| one matierial changes into a different matierial with different properties or charecteristics |
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Definition
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Term
| what are some examples of chemical changes |
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Definition
| digestion photosynthesis paint drying and oil burning |
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Term
| in a chemical change what happens |
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Definition
| a new matierial is formed that are different from the starting matierials |
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Term
| a chemical change can not be easily |
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Definition
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Term
| what do the signs of a chemical change include |
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Definition
release of absorbtion of energy in the form of light heat or sound
formation of gas or solid
not from change of state
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Term
| leaves changing color indicate s a change in |
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Definition
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Term
| what is a physical change that takes place in long period of times |
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Definition
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Term
| chemical wethering can create |
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Definition
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Term
| what is a form of unnatural chemicl change |
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Definition
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