20) Determine the number of ions contained in 1 mole of sodium sulfate.
A)
1.204 x 1024 ions
B)
1.807 x 1024 ions
2.007 x 1023 ions
D)
6.022 x 1023 ions

Is there a diagram/picture you can provide? it seems this question goes along with a

Hydrogen is the most abundant element on the periodic table..hope it .

Heat is involved in chemical change in two ways; chemical changes either result in heat being added to or removed from an object, and chemical changes require a certain amount of heat before they can take place.