During a volcanic eruption, large amounts of poisonous gases and particles are released into the atmosphere. How do some of these gases eventually reach the Earth's surface?
A) through rain
B) through wind
C) through lava
D) through trees

Tell me the iupac name of the following compounds:

Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ

Show how to convert the temperature 84.7° c to kelvin. include all steps and label the final answer