How is muscles nasty and just talking about body in general you learn about that in school. the concept Is not nasty your "nasty" for thinking about it. not trina argue or prove anyone wrong because we all got different opinion but just bringing it out because y'all are reporting me like crazy!!

the role of the microscope world in creating new materials .

the answer would be a

im pretty sure its b

a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.