An atom contains 4 protons 3 neutrons and 5 electrons what is its total electric charge?

Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

Which of the following units is not an official si unit? mole liter kilogram ampere