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Nataliya [291]
2 years ago
8

turning on a tv is an example of _______ energy being transformed into_________ energy and________energy

Chemistry
1 answer:
Marizza181 [45]2 years ago
6 0
Elecrtical, light, thermal
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Which of the following descriptions of the storage requirements for alkali metals is the most accurate? Select the correct answe
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A. They must be kept separate from moisture and oxygen

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Alkali metals refers to a group of chemical elements in the periodic table. It is the common name given to Group 1 elements (excluding hydrogen). They are generally metallic in nature with physical properties like shining lustre, silvery in appearance etc. Alkali metals include lithium, Pottasium, Sodium, Rubidium etc.

One important chemical property of alkali metals is their high reactivity i.e. they tend to react quickly with other substances. For example, alkali metals react vigorously with water to form hydroxides. They also react with oxygen to form oxides. Due to this highly reactive properties, they are kept or stored away from moisture (water) and oxygen (present in air).

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True or false, cilia and mucus help keep our lungs clean and healthy?
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This particle determines what element you have - the element's identity.
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These particles do not vary in quality from one element to another; rather, what gives an element its distinctive identification is the quantity of its protons, called its atomic number. Protons and neutrons contribute nearly all of an atom's mass; the number of protons and neutrons is an element's mass number

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