The normal boiling point of a certain liquid x is 120.7°c , but when 58.66g of urea nh22co are dissolved in 950.g of x , it is found that the solution boils at 123.0°c instead. use this information to calculate the molal boiling point elevation constant kb of x .

Blank allows you to do calculations for situations in which only the amount of gas is constant a)boyle's law b)combined gas law c)ideal gas law d)dalton's law

Avariable that is not being directly tested during an experiment should be

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules