Answer:
Explanation:
Given
Mass of iron piece is
Heat absorbed
Temperature changes from i.e.
Heat absorbed is given by
Insert the values
Thus, the specific heat of iron is
Blue glass is colored blue because it will absorb the yellow and red light spectrum. The result should be only blue light reflected or pass through the glass. Cobalt glass is used to filter out the light made by sodium because sodium can produce a high-intensity light that could mask other metal.
Magnesium bc it burns a bright light when used
An ion is a charged atom or molecule. It is charged because the number of electrons do not equal the number of protons in the atom or molecule. An atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom. An example is Iron (III) , Iron (II) , lithium, and hydrogen.