Given the balanced equation representing a reaction:
c3h8(g) + 5o2(g)==> 3co2(g) + 4h2o(g)
what is the total number of moles of o2(g) required for the complete combustion of 1.5 moles of c3h8(g)?
(1) 0.30 mol (3) 4.5 mol
(2) 1.5 mol (4) 7.5 mol

If i make a solution by adding 83grams of sodium hydroxide to 750ml i’d water what is the molarity of sodium hydroxide

Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.

Can someone me with these questions plz.