syster What effects can occur when heat energy is added to a systerk? Select all that apply. increase in temperature decrease in temperature change of state phase change​

the role of the microscope world in creating new materials .

since the atomic number is the number of protons in the nucleus, as we move to the left on the periodic table, the electrostatic pull between the nucleus and the valence electron shell decreases. as we move down a group (vertical column), the valence shell energy level gets further and further from the nucleus.

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