Which of these is a chemical property of a substance
a. texture
b. ductility
c. reactivity
d. conductivity

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.