Placing elements into columns, groups, rows and periods that share certain properties. properties such as gas, solid and liquid determine an element physical state at room temperature.
An atom's mass number equals the number of protons plus the number of neutrons.
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Answer:
-30°C
Explanation:
F-32/180 =C-0/100
or, -22-32/180=C/100
or, -54/180*100=C
or, -0.3*100=C
therefore, C= -30
-22°F = -30°C
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Wearing rubber or stay away from water or/ and a conductor
Answer:
D
Explanation:
Because I just had that answer
