gadolinium oxide, a colorless powder which absorbs carbon dioxide from the air, contains 86.76% gd (atomic number 64) by mass. what is the percent by mass of oxygen in this compound?

52(4p+1) ≤ 4 3+12p can someone solve it for me with explanation

These two squirrels live in the same ecosystem. what type of interaction do the images represent? a. direct competition b. mutualism c. interference competition d. symbiotic e. indirect competition

If your not fit to drive you have a responsibility to