The radius of an atom of gold is 1.35 angstrom how many would have to be lined up to span 1.0 mm

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

What is the main reason why some developing countries fear the increase the free trade policies around the world?