1. If Lavoisier reacted 168 liters of hydrogen at STP and produced 13.5 grams of water, what was his percent yield?

2. 35.0 liters of oxygen was reacted with excess hydrogen to produce 48.0 grams of water.
What is the percent yield?

50 pts plz what is the physical state of matter of baking soda.

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

Enzymes affect the reactions in living cells by changing the