Using the following information and the fact that the average c―h bond enthalpy is 414 kj/mol, estimate the standard enthalpy of formation of methane (ch4). c(s) → c(g) δh o rxn = 716 kj/mol 2h2(g) → 4h(g) δh o rxn = 872.8 kj/mol

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.

Type the letter that represents the correct location for each particle type below.

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5