Main idea in a quilt of a country by Anna quindlen and the immigrant contribution Main idea

Edvince with page number of quilt of America

And edvince with page number of immgirant contribution

And conclusion

she is outspoken and direct

the gas pressure p, gas volume v, and gas temperature t are given in the formula:   pv=nrt,

r is the gas constant, and n is the number of gas moles.

if the container is cooled and remains under atmospheric pressure, where r is a constant that does not change, the volume of the container remains the same, the conclusion is drawn that, with all other values ​​unchanged, the number of gas moles n, is decreases.

the right answer is a.