What is the standard unit that astronomers use to measure the size of a star

Find the protons, electrons and neutrons for strontium with a mass of 83

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.

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .