PLS HELP DUE IN A HOUR Moving from left to right across the periodic table, the shielding effect remains constant within a period. Please explain why the shielding effect is constant. Limit your response
to one sentence. Use your own words to answer.

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

If two objects at different te,peraure are in contact with each other what happens to their temperature