What is the very small center core of an atom is called?

Ihat will happen if i added baking soda to vinegar

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?

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc