Formaldehyde (CH 2 O) has a boiling point of - 19 degrees * C , while water boils at 100 °C. Explain this observation using bonding theory. Include a Lewis and/or structural diagram in your answer.

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.

The process by which liquid water changes into water vapour is called what ?

What is the mass in grams of 0.94 moles of sodium bicarbonate, nahco3?