A rectangular block of copper metal weighs 1896 g. The dimensions of the block are 8.4cm by 5.5 cm by 4.6 cm. From this data, what is the density of copper?

As4S6+O2->As4O6+SO2 blanced equation

What is the molality of a solution that has 3 mol of glucose in 6 kg of water?

Match the bond its formula 1.___ NaCl. a. covalent 2.___CO2. b. metallic 3.___ZnCu. c. ionic

Which fossil fuel is used more than any other form of energy in the United States? A: Oil B: Coal C:Uranium D:Natural gas

For each of the following sublevels, give the n and l values and the number of orbitals: (a) 6g; (b) 4s; (c) 3d.

2. An object experiences an acceleration, g, when it is on the surface of a planet of radius R. What will be the acceleration on the object after it has been moved to a distance of 4R from the center of the planet? A) 168 B) 48 C) 1/4 g D) 1/16 g

For a successful TLC experiment, you need to pay attention to the details. From the list of instructions and tips below, select the detail that is NOT important to a TLC experiment. O O Do not disturb the developing chamber.

The word atom means invisible?

A pycnometer weighs 25.60 g empty and 35.55 g when filled with water at 20°C. The density of water at 20°C is 0.9982 g/ml. When 10.20 g lead is placed in the pycnometer and the pycnometer is again filled with water at 20°C, the total mass is 44.83 g.

How does weathering affect the surface area of a rock? Explain your answer.