A stranger offers to sell you a 100.Og block of gold for $500 dollars. You know that if it's real gold, it's worth about $40 per gram. You also know that gold has a density of 19.3g/mL. You measure the
size of the block, and find that it's about 22mL. Should you buy the block? Explain.

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

The element that has the greatest electronegativity is

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction