What is the structure of the sentence? the girl had been upset, yet now she smiled and told us about her day.
a. simple
b. compound-complex
c. compound
d. complex?

trees or love ? pick wat you think is best

sre wassap?

explanation:

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.