How many neutrons are there in an atom of (Xe) whose mass number is 133? a. 187
b.54
c. 133
d.79
e. None of the above

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?