A car is travelling with a velocity of 90 km/hr and other with 72 km/hr in opposite directions, find the rela velocity between them.
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The process of predicting values that extend beyond the range of data points is called absolute value extrapolation interpolation prediction for any given: )

Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?

Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?