How many Grams of C₆H₆ must decompose according to the following chemical equation to transfer 430kj of heat?

C₆H₆ (l) → 3 C₂H₂ (g) ∆H = 630 kj

Which organism is part of the Protista Kingdom? A. E. coli B. Amoeba C. Yeast

How is a bunsen burner different than burning a candle?

A 124-mL bubble of hot gas initially at 212 °C and 1.80atm is emitted from an active volcano. What is the final temperature, in degrees Celcius, of the gas in the bubble outside the volcano when the final volume of the bubble is 138 mL and the

Volcano formation is directly related to plate tectonics. True False

In photosynthesis what form of energy is sunlight converted to

Car Q and z are put though an endurance test to see if they can travel at 120 km/h for 5.0 hours. Each car has a 45-L fuel tank. Car z must stop to refuel after traveling for 4.2 hours. Car Q, however, travels for 5.4 hours before running out of gas.

What happened to the atoms in the heated metal ball so that it didn't fit through the ring?

A 3.00 L flexible container holds a sample of hydrogen gas at 153 kPa. If the pressure increases to 203 kPa and the temperature remains constant, what will the volume be?

Measurement of the functions of a nephron reveals a glomerular capillary pressure of 69 mm Hg, and a pressure in the capsular space of 15 mm Hg.

Water is unique because the density of it's solid is less than the density of it's liquid. Describe how life would be different if this weren't true