Which of the following will have the lowest boiling point?
a) C45H,2
c) C20H40
b) C, H,
d) C2H24

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it