After a drought in which all the cotton crops died, a farmer moves away. Which of the following best describes the order of growth if the farm is left abandoned? a
Cotton --> shrubs --> tall grasses --> weeds
b
Lichen --> flowers --> shrubs --> weeds
c
Lichen --> shrubs --> weeds --> flowers
d
Weeds --> tall grasses --> shrubs --> trees

How does decreasing the gas volume affect the pressure of a gas?

Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.