What makes Newton’s law of universal gravitation a scientific law rather than a scientific theory?

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

The vapour pressure of benzene is 53.3 kpa at 60.6 °c, but it fell to 51.5 kpa when 19.0 g of a non-volatile organic compound was dissolved in 500 g of benzene. calculate the molar mass of the compound.

An element becomes a positively charged ion when itloses protons.loses electrons.gains electrons.gains neutrons.