Examlex
When the mass of a substance produced in a reaction must be calculated,first its number of moles is determined using mole ratios,and then Avogadro's number is used to convert moles to grams.
Economic Sector
A segment of the economy that encompasses businesses and organizations sharing similar activities, products, or services.
Service Sector
The segment of the economy that involves providing intangible goods or services to consumers and businesses, such as healthcare, education, and banking.
Jobs
Specific tasks or pieces of work to be done, often for payment.
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