Which statement describes a chemical property of copper?

A) Copper conducts an electric current.

B) Copper is malleable.

C) Copper reacts with sulfuric acid.

D) Copper has a density of 8.94 g/cm3 at STP

Iron metal can be produced from the mineral hermatite, Fe2O3 by reation with carbon Fe₂O3 + C Fe + co2 balance the equation How many grams of carbon are needed to react with 525g of hermatite

Michelle has a cup of hot coffee. The liquid coffee weighs 236 grams. Michelle adds a few teaspoons sugar and 25 grams of milk to the coffee. Michelle stirs the mixture until everything is combined. The mixture now weighs 271 grams.

How is density of a substance related to its mass and volume?

When substances are formed that are different from the starting substances, a physical change has occurred. True False

The change in entropy, Δ?∘rxn, is related to the the change in the number of moles of gas molecules, Δ? gas.

What is it called when copper can be stretched into s thin wire?

What river basin provide river water to charolette and gastoia?

8. Calculate the molar mass of an alkane with the mole- cular formula C H18.

What is DNA? What information does it carry? Where is DNA located?

5. Differences in which property allow the separation of a sample of sand and seawater by filtration? A) concentration of ions B) volume of sample C) mass of sample D) particle size