Un gas caliente a 89 grados Celsius en 670 ml de volumen. ¿Cuál es la temperatura final si el volumen aumenta a 1,12 litros finalmente? ayuden porfa lo necesito ya

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

Acamcorder has a power rating of 17 watts. if the output voltage from its battery is 7 volts, what current does it use?units:

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it