Which of the following is a chemical change? A) sugar dissolving in a cup of coffee
B) water evaporating
C) ice cream melting
D) carbon and oxygen reacting to form carbon dioxide

What is the number of atoms in 3.54 mol s

Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive