Can someone work this out for me. 20.0 g of C4H10

let that person have a turn to speak : )

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

hope i !

the answer is 0.42 is that is an option. this question provides no info