The vapor pressure of ethanol is 100. mmHg at 34.9°C. What is its vapor pressure at 67.5°C? ​

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process