Perform the following calculation and express the answer in Decimal Notation rounded to the correct number of Significant Figures. 8.722 x 10-8 x 6.39 x 104

Predict the products butane (c4h10) + oxygen —>

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?