The number of moles of O2 in 10.6 grams of Na2CO3: A. 0.1 moles
B. 0.3 moles
C. 0.2 moles
D. None of these

Explain please

Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

What is the equilibrium constant of aa+bb=cc+dd