the sample tube has a concentration of 75 ng/ml after running the experiment it was found that the students sample matched with tube 2 what is the concentration of the students sample. NO LINKS please help me asap

Effective community programs the individual, the community, organizations, and the government. select the sentence that shows a benefit to organizations. ryan and farah were discussing voluntary work. ryan was very keen to work on health-related issues. he knew that many districts had effective community programs. farah recently read a report about a local community program that reduce the rate of heart diseases by 30 percent. this reduced healthcare costs. local companies also saw productivity increases.