Al(NO3)3 + H2SO4 HNO3 + Al2(SO4)3
por metodo algebraico

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

b. lithosphere, asthenosphere, mesosphere   is the answer most likely

very

i think the answer would be a. after sentence 14! i hope i at least a little