Se tienen 1 mol de nitrógeno molecular a 32°C, 1 atm. Calcule lo siguiente (cada inciso parte de estas condiciones iniciales).
a) Su volumen inicial.

b) El volumen que ocuparía el gas si se lleva a 90° C y 2 atm.

c) Su volumen final si se lleva a – 30 °C y 0.5 atm de presión.

d) El volumen que ocuparía si se lleva a un recipiente de 6 litros con una temperatura de
25°C y una presión 0.1 atm.

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size