Questions 7 - 9 refer to the information below. Someone selling 24-karat (pure) gold could be easily checked, since the density of 24-karat gold
is 19.3 g/cm", the density of 22-karat gold is 17.7 g/cm and the density of 18-karat gold only
15.5/cm.
A gold ring was purchased from a street vendor for a ridiculously low price. The buyer has brought
the ring to confirm its metal content. You have found the mass of the ring to be 23.0 g and its
volume to be 2.25 cm
7 Determine the density of the gold ring.
Please someone help me with this question it’s due tomorrow.

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.

explanation:

two years ago, when picking flowers in the mountains back of yosemite valley, i found a book. it was blotted and storm-beaten; all of its outer pages were mealy and crumbly. the paper seemed to dissolve like the snow beneath which it had been buried, however; many of the inner pages were well preserved. and although all were more or less stained and torn, whole chapters were easily readable. this is the condition of the great open book of yosemite glaciers today; its granite pages have been torn and blurred by the same storms that wasted the castaway book.

two years ago, when picking flowers in the mountains back of yosemite valley; i found a book. it was blotted and storm-beaten, all of its outer pages were mealy and crumbly. the paper seemed to dissolve like the snow beneath which it had been buried, however, many of the inner pages were well preserved. and although all were more or less stained and torn; whole chapters were easily readable. this is the condition of the great open book of yosemite glaciers today, its granite pages have been torn and blurred by the same storms that wasted the castaway book.