How many g of methane are needed to make 1.14 x 10^24 molecules of water? *
2C4H10 + 13O2 → 8C02 + 10H2O

Stage in which a star’s outer layers have started to cool and grow outward?

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false