❗️ super urgent 15 points available❗️ because it can be pounded into thin sheets copper is said to be a.)an alloy b.)conductive c.)ductile d.)malleable

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

If e is the symbol for an element, which two of the following symbols represent isotopes of the same element? 1. e2. e3. ea.1 and 2c.1 and 4b.3 and 4d.2 and 3

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?