Which scientist shot alpha particles into gold?

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

You have a sample of a gas that occupies a volume of 17ml at -111 degrees celsius. what volume does the sample occupy at 88 degrees celsius? show all work asap

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?