Which substance can be separated by physical means and it is not the same throughout. A. a compound
B. a heterogeneous mixture
C. an element
D. a homogeneous solution

What is the weight of a 8-kg substance in n, kn, kg·m/s2, kgf, lbm·ft/s2, and lbf?

Humidity is to blame for that muggy, steamy feeling you experience on some hot summer days. what gas in the atmosphere causes humidity? a) oxygen b) hydrogen c) nitrogen d) water vapor

Of is j/kg·k. if a 2.6 kg of isk to k,is ?