If 5.71 moles of ethane (C2H6) undergo combustion according to the unbalanced equation C2H6 + O2 → CO2 + H2O , how many moles of H2O is formed?

Which statement explains which thermometer is more appropriate to measure the temperature of a liquid at 43.6 degrees celsius a) thermometer a, because it measures temperature more accurately than thermometer b b) thermometer b, because it measures temperature more accurately than thermometer a c) thermometer a, because it measures temperature more precisely than thermometer b d) thermometer b, because it measures temperature more precisely than thermometer a