When discussing class data, Jack notices a trend: The difference between the experimental value for the specific heat and the accepted value for the 100% propylene glycol solution (pure propylene glycol) is higher than the others . Provide an explanation for why this might be true.

There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.

Identify and describe the three ways that mutations affect organisms.

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?