In this case, the pea seed entered into the man’s lung, but the immune system was not able to defend
against it. Describe one specific way the cells of the immune system usually protect the body against certain

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

How many grams of aluminum will there be in 98g of al2o3?

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.