Which is a sign of chemical change?

A. chocolate syrup dissolve in milk

B. folding paper changes the size

C. toast smells different than bread

Who is ghana's presnt

Classify each of the following aqueous solutions as a nonelectrolyte, weak electrolyte, or strong electrolyte. a) LiClO4 b) HClO c) CH3CH2CH2OH d) HClO3 e) CuSO4 f) C12H22O11

How many moles of aluminum in 108 grams of aluminum?

What is the measure of a quantity of energy

What is the molar mass of CaCl2? 110 g/mol 75.5 g/mol 37 g/mol 54 g/mol What is the molar mass of Ca (OH) 2 100 g/mol 37 g/mol 74 g/mol 57 g/mol What percent of is calcium in Ca (OH) 2? 43.4% 2.7% 70.2% 54.1% Convert 45.5 cm to m? .

What is the atomic number of magnesium?

Explain how earth plates and lithosphere are related

What is the name for the Fe2 + cation? Iron ion Iron (II) ion Ironide Ferride ion

When designing an experimental investigation, why is it important to test only one variable?

Most fruit juices are a solution of water, sugar, and fruit-specific chemicals. in this solution, identify the solvent and solutes.