A unit of matter composed of two or more atoms held together by chemical bonds

Anne is trying to attract her metal pencil box with a magnet from the other side of her desk. The pencil box does not move. What is most likely true? * The pencil box is repelling the force of the magnet.

Propose a 3-step reaction for the conversion of cyclopentene to propanedioic acid

0.25 miles of sodium chloride is dissolved to make 0.05 liters of solution. What is the molarity A: 2 M B: 5 M C: 4 M D: 3 M

What's the molar mass of Rb3n

What are three types of chemical properties

Several properties of the element magnesium are shown. Which one is a chemical property?

How does the quantity of atp produced as a result of activity by the electron transport chain compare to the quantity produced as a result of glycolysis?

Molybdenum has a molar mass of 95.94g/mol. How many molecules of molybdenum are in 150.0 g of molybdenum

Describe a way that people might be able to solve each envioronmental problem listed below. coal mining can harm habitats and cause pollution.

A sample of methane gas occupies 4.50 gallons at a temperature of 80.0 F. If the pressure is held constant, what will be the volume of the gas at 100. degrees C?