Answer:
Cell
Explanation:
Cells are the smallest level
Answer is b because the other options dont literally make sense to what the question is asked... and even the heart’s function is to pump blood so b is the right answer.
Paying cghhi hulk. Chunk but. Non. Hiking bhjug bhi jhuti bbbkihhn. Pls mark me brainliest
Using p1v1/t1=p2v2/t2
p1=175kpa
p2=215kpa
v1=19l
v2=?
t1=25+273=298
t2=30+273=303
175x19/298=215xv2/303
8.808x303=215v2
2669/215=v2
v2=12.4l