What does it mean when incense smoke splits in two

What is the formula that this ionic compounds could form sr2+p3-o2-

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.

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '