If two atoms of sodium (na) combine with one molecule of chlorine (ci2), which of the following could be the product?
a) 2naci
b) 2naci2
c) 2naci
d) dnaci

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole

How do you convert 4 mmol of bromobenzene to ml?

Butane gas reacts with oxygen gas to give carbon dioxide gas and water vapor (gas). if you mix butane and oxygen in the correct stoichiometric ratio, and if the total pressure of the mixture is 390 mmhg, what is the pressure (in mmhg) of water vapor after the reaction is completed (temperature and volume do not change).