2. A rectangular block of cadmium has a length of 10 cm and a width of 5 cm. If the mass of the block is 50 g and the density of cadmium is 8.64 g/cm3, what is the height of the block? (Note: vrectangle = l × w × h)

Which of the following statements is not true? • a. covalent compounds have low melting and boiling points. • ob. covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. • c. covalent bonds occur between nonmetals. • d. covalent compounds are often gases or liquids.

Strong conductivity of plasma allows it to act and react as and

Calculate the number of moles of ethane in 100 grams