Answers: 2
Chemistry, 22.06.2019 14:30, Priskittles
What state of matter is ice a. liquid b. element c. solid d. gas
Answers: 1
Chemistry, 23.06.2019 17:10, jwhit28
Two changes are described below. a green banana turns yellow and ripens. a layer of rust forms on an iron nail. which statement is true about the two changes? a) both are chemical changes because new substances are formed. b) both are physical changes because only the physical state of the substances change. c) a is a physical change due to a change of state, but b is a chemical change because new molecules are formed. d) a is a chemical change due to a change of state, but b is a physical change because new molecules are formed.
Answers: 3
The balanced chemical equation for the reaction of copper (Cu) and silver nitrate (AgNO3) is shown b...
Physics, 14.09.2019 03:30
Physics, 14.09.2019 03:30