a deflated hot air balloon weighs a total of 8000 n filled with hot air, the balloon Rises to a height of 1000 m. how much work is accomplished by the hot air?

Hurricanes often form in late Summer. What contributes to their formation? The interaction between ocean water salinity and ocean warm air masses Tthe interaction between ocean water temperatures and warm air masses Tthe interaction between ocean

2. When two forces act on an object in opposite directions, you calculate the net force by? A. Dividing the two forces. B. Subtracting the two forces C. Finding the average of the two forces D. None of the above

How could you separate a mixture of olive oil, water and table salt by physical means?

Do plants perform both photosynthesis and cellular respiration?

Draw the structure of the aromatic organic product formed from the reaction of the following compound with KMnO4.

What is diffusion and osmosis?

Why are H2S, mercaptans, sulphur compounds and salt removed from the crude oils?

If amino acids could be produced by random chemical processes

Despite the name, dry cleaning does involve the use of liquid solvents. why would a dry cleaner use both polar and nonpolar cleaning solvents

Convert 32mL into liters