The mass of the average car is about 1800 kilograms. express this number in scientific notation. select one: a. 18 x 102 kg b. 1.8 x 103 kg c. 18 x 10-2 kg d. 1.8 x 10-3 kg

Why are people not able to scuba dive in the deep part of the ocean

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?

What does a numerical subscript following an element in a chemical formula mean?