What determines the energies of light that an element can absorb?

What energy is it when you flip on a switch on a lamp

What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding. i