How to put a pure substance in a sentence

When pyruvate molecules enters the mitochondrion, one of its carbon atoms becomes a part of a molecule of?

A sample containing 4.80 g of O2 gas has an initial volume of 15.0 L. What is the final volume, in liters, when each of the following changes occurs in the quantity of the gas at a constant pressure and temperature? A. A sample of 0.

Why might a dry atmosphere cause your crystal to fracture and to eventually become a white powder?

What is the defonishon of a crystalline structure?

The opposite of vaporization is called a. condensation. b. sublimation. c. evaporation. d. freezing.

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

If an element has 1 valence electrons, how many dots will be in the elements dot diagram?

What is the temperature of a gas at STP?

What is the numerical meaning of centimeter