5 pts Question 11
(05.04 MC)
Read the given chemical reaction.
CzHo + O2 → CO2 + H2O
How many moles of CO2 are produced during the complete combustion of 3.6 moles of
C2H? (5 points)

a. 1.8 moles
b. 4.4 moles
c. 7.2 moles
d. 9.2 moles

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it

Nitrogen dioxide decomposes according to the reaction 2 no2(g) ⇌ 2 no(g) + o2(g) where kp = 4.48 × 10−13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water