If you apply a 50 pound bag of a 15-5-12 fertilizer, how much potassium is in the fertilizer?
A. 5%
B. 15 pounds
C. 12%
D. 12 pounds
NEED HELP ASAP PLEASE

Compare and contrast the adaptations of free-living flatworms and parasitic flatworms

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million