"A hiker packs snacks to go on a hike to the top of a very high mountain. When he finally reaches the summit, he pulls out a container of yogurt and finds that the top is swollen. When he pulls the top back, the yogurt explodes everywhere." We have to write a warning note using Boyles law

How have the greenhouse gasses increased from the year 2000 to 2018

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.

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