A1.0-ml volume of seawater contains about 4.0 3 10212 g of gold. the total volume of ocean water is 1.5 3 1021 l. calculate the total amount of gold (in grams) that is present in seawater, and the worth of the gold in dollars (see problem 1.82). with so much gold out there, why hasn't someone become rich by mining gold from the ocean?

What is the main purpose of patent attorneys? defend the company against legal claims manage financial investments invent new products protect rights to new products and processes

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear