A statement that’s accuracy can be tested by experiments and through observations is formally called a .

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility

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).